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Ecological Research

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The Impact Of Land Use And Human Population Density On Benthic Macroinvertebrate Diversity In A Highly Urbanized River, Maleha Mahmud, David C. Lahti, Bobby Habig May 2024

The Impact Of Land Use And Human Population Density On Benthic Macroinvertebrate Diversity In A Highly Urbanized River, Maleha Mahmud, David C. Lahti, Bobby Habig

Cities and the Environment (CATE)

Many studies have documented the detrimental effects of urbanization on aquatic ecosystems. What is less known is how “super urban” centers—areas with unusually high human population densities and immense infrastructures—impact biodiversity. Specifically, freshwater streams and rivers that are situated in highly urbanized metropolitan areas might be more susceptible to anthropogenic disturbance. Here, we evaluated the impacts of land use and human population density on benthic macroinvertebrate diversity along the Bronx River, a freshwater river situated in one of the largest urban centers in the world: the New York metropolitan area. We addressed the following research question: How does (1) high …


Vulnerability Assessment Of Urban And Peri-Urban Areas In Dhaka: Exploring Ecosystem Service Loss, Md Tousif Tanzir, Kh Shakibul Islam, Md. Raihanul Islam, Hasan M. Abdullah, Abdul Kaium Tuhin Apr 2024

Vulnerability Assessment Of Urban And Peri-Urban Areas In Dhaka: Exploring Ecosystem Service Loss, Md Tousif Tanzir, Kh Shakibul Islam, Md. Raihanul Islam, Hasan M. Abdullah, Abdul Kaium Tuhin

Cities and the Environment (CATE)

Rapid unplanned development, a primary cause of urban change, endangers ecosystems greatly. Quantifying ecosystem services helps portray the declining ecological functions caused by the urban land cover change. Dhaka, one of the most densely populated cities in the world, exerts little effort toward sustainability; affecting both the inner city and the outer periphery (peri-urban area) called extend Dhaka (5 km buffer from the city's border). This study examines Dhaka's urban growth impact on ecosystem service values (ESV) from 2004-2020 and projects these impacts to 2050, considering three scenarios: business as usual (BAU), conservation, and development. We employed Landsat images, different …


Prioritizing Control Of Lesser Celandine (Ficaria Verna) In Deciduous Forests In Indianapolis, In, Kevin Tungesvick, Spencer A. Goehl, Donald R. Miller Mar 2024

Prioritizing Control Of Lesser Celandine (Ficaria Verna) In Deciduous Forests In Indianapolis, In, Kevin Tungesvick, Spencer A. Goehl, Donald R. Miller

Cities and the Environment (CATE)

Lesser celandine (Ficaria verna) is an aggressive ephemeral perennial native to Europe and western Asia that invades floodplains and mesic forests. It has been recorded to escape from cultivation throughout the eastern deciduous forest and has become abundant in many riparian areas in the Mid Atlantic, Great Lakes, and Ohio Valley. It emerges earlier than most native vernal flora and forms a dense mat that replaces the less aggressive native spring ephemeral community. Control efforts on floodplains are often unsuccessful due to floodwater transport of upstream propagules. Eco Logic LLC, a local ecological restoration firm, worked with Indy …


Evaluating The Impact Of Trees On Residential Thermal Conditions In Los Angeles Using Community Science, Edith B. De Guzman Sep 2023

Evaluating The Impact Of Trees On Residential Thermal Conditions In Los Angeles Using Community Science, Edith B. De Guzman

Cities and the Environment (CATE)

As the planet warms, heat-vulnerable communities in cities face increased heat-related risks including lost productivity, reduced learning outcomes, illness, and death. Despite the growing threat of heat, effective approaches to alleviate urban heat are available. Tree planting has received investment in a growing number of cities around the world, but there are significant gaps in our understanding of the cooling potential of trees in the urban context, particularly the impacts on indoor spaces where urban dwellers spend most of their time. Our study engaged community scientists in Los Angeles County, USA to collect data on the impacts of trees on …


Effects Of Water Application Rates And Sawdust Biochar On The Physicochemical Properties Of Soil And Performance Of Five Tree Species Used In Urban Landscaping In Ondo, Nigeria, Ayodeji Adeyemi Ogunwole, Samuel Ohikhaena Agele Prof., Oluyemisi Dorcas Ogunwole Jul 2023

Effects Of Water Application Rates And Sawdust Biochar On The Physicochemical Properties Of Soil And Performance Of Five Tree Species Used In Urban Landscaping In Ondo, Nigeria, Ayodeji Adeyemi Ogunwole, Samuel Ohikhaena Agele Prof., Oluyemisi Dorcas Ogunwole

Cities and the Environment (CATE)

This study assessed the response to irrigation rate and the minimum irrigation rate for optimum growth of seedlings of five tropical tree species used in urban landscaping in Ondo, Nigeria. The study also evaluated the effects of irrigation rate and sawdust biochar on growth attributes and biochemical constituents of the seedlings and the changes in the physical and chemical properties of the soil on which the tree seedlings were grown. Seedlings of five tree species, Bauhinia monandra, Delonix regia, Terminalia catappa, Dypsis lutescens, and Veitchia merrillii, were subjected to six treatments as follows; The first three treatments comprised of seedlings …


Commentary On Producing Environmental Information From Stakeholder Engagement, Josh Rosa Jul 2023

Commentary On Producing Environmental Information From Stakeholder Engagement, Josh Rosa

Cities and the Environment (CATE)

This article provides practice-informed advice, guided by and responsive to theory, for policymakers who seek to improve their environmental policies by generating their own informational value from their interactions with stakeholders. First, the article explains a self-reinforcing opaqueness of conventional environmental policymaking and how this opaqueness disproportionately and cumulatively impacts underrepresented communities. Drawing from the literature of social ecology, political economy, and political methodology, the article adumbrates opaqueness’ contributions to environmental injustice and identifies potential benefits of a more informative approach to stakeholder engagement. Next, the article explains specific methods that policymakers can use to convert stakeholder input into greater …


Land Change Modeler For Evaluating Urbanization Driven By Universities In The Periurban Area Of Yogyakarta City, Indonesia, Sintha P.W. Gunawan, Takashi Machimura, Takanori Matsui Dr., Xiangyun Shi, Chihiro Haga Jul 2023

Land Change Modeler For Evaluating Urbanization Driven By Universities In The Periurban Area Of Yogyakarta City, Indonesia, Sintha P.W. Gunawan, Takashi Machimura, Takanori Matsui Dr., Xiangyun Shi, Chihiro Haga

Cities and the Environment (CATE)

Yogyakarta City and its peri urban areas have experienced a rapid land cover change in the last two decades from non-urban to urban areas. Understanding the driving factors and their level of influence will facilitate well-informed decisions in planning sustainable urbanization. This study formulated a hypothesis that the area hosting a university is most likely to have higher urban area and urbanization rate and verified it by using a land change model (LCM). The LCM which implemented a multi-layer perceptron algorithm using LANDSAT 5 TM in 1999 and 2005 successfully produced a robust land change model with accuracy rate of …


Relationship Between Pedestrian Activity And Avian Body Condition During Fall Migration, Laura Marsh, David A. Aborn Jul 2023

Relationship Between Pedestrian Activity And Avian Body Condition During Fall Migration, Laura Marsh, David A. Aborn

Cities and the Environment (CATE)

Many North American landbirds undergo biannual migrations, which are energetically costly. Quality stopover sites are crucial to avian survival, as they provide opportunities to quickly replenish fat stores, rest, and avoid predation. One component of habitat quality that is often overlooked is the level of pedestrian activity, which birds may interpret as a predatory threat. If intrusion levels are high, birds will flush repeatedly and may not adequately restore energy reserves, which hinders successful migration. We compared body mass index between birds at different intrusion levels, testing the hypothesis that birds near continuous intrusion will be in poorer condition. Results …


Fifteen Years Of Fragmentation And Land Cover Change In India’S Ten Largest Cities – A Google Earth Engine Analysis, Shivani Agarwal, Preeti Rao, Harini Nagendra Jul 2023

Fifteen Years Of Fragmentation And Land Cover Change In India’S Ten Largest Cities – A Google Earth Engine Analysis, Shivani Agarwal, Preeti Rao, Harini Nagendra

Cities and the Environment (CATE)

Urbanization is one of the most transformative drivers of global environmental change today, with India representing one of the fastest urbanizing countries. We map the urban expansion of India’s ten largest cities from 2001 to 2016, through a regression tree classification of Landsat data in Google Earth Engine. Indian cities are growing through sprawl, and simultaneously densifying through in-filling. In Delhi, Mumbai and Pune, urban growth is multinucleated, aggregating to form a larger urban region. However, the dominant pattern in most cities is mono-nucleated growth via edge-expansion. The colonial signature is visible in many cities such as Bangalore, where due …


Ichthyofauna Of The Los Angeles River, Sabrina L. Drill, Jason Post, Rosi Dagit, Andres Aguilar Mar 2023

Ichthyofauna Of The Los Angeles River, Sabrina L. Drill, Jason Post, Rosi Dagit, Andres Aguilar

Cities and the Environment (CATE)

The Los Angeles River is a highly modified urban system. Upper tributaries of the watershed are located in Angeles National Forest and are in a relatively natural state, but below the forest boundary the tributaries and the mainstem consist of a series of completely channelized sections with a concrete bottom that includes a low-flow channel and vertical walls, sections where there are graded berms and a substrate that was either not stabilized with a concrete substrate, or where enough sediment has accumulated to provide a “soft-bottom” with vegetation, boulders, and variation in flow, and off-channel impoundments. Here we provide the …


A Collaborative Social-Ecological Research Approach To Inform & Address Urban Coyote Management Challenges, Melinda J. Weaver, Anna Monterastelli, Eric G. Strauss, Michele Romolini Mar 2023

A Collaborative Social-Ecological Research Approach To Inform & Address Urban Coyote Management Challenges, Melinda J. Weaver, Anna Monterastelli, Eric G. Strauss, Michele Romolini

Cities and the Environment (CATE)

Coyotes (Canis latrans) play an important mesopredator role in urban habitats and provide valuable ecosystem services, but also risk factors to human safety. Because of rare, but high-profile instances of human-coyote conflict, urban coyotes are often perceived only as a nuisance, or even dangerous, to human populations and their domestic animals. This tension between urban wildlife and communities can result in policy and management decisions that are not effective or beneficial to either population. We believe that effective urban coyote management requires an understanding of the resident coyotes in a given city, as well as the human residents’ …


Assessing And Improving The Ecological Function Of Linear Parks Along The Lower Los Angeles River Channel, Los Angeles County, California, Us, Daniel S. Cooper, Nurit D. Katz, Morgan L. Rogers, Fiona M. Osborn Mar 2023

Assessing And Improving The Ecological Function Of Linear Parks Along The Lower Los Angeles River Channel, Los Angeles County, California, Us, Daniel S. Cooper, Nurit D. Katz, Morgan L. Rogers, Fiona M. Osborn

Cities and the Environment (CATE)

Long overlooked by conservation groups and ecologists, urban open spaces are now seen as important contributors to biodiversity at various scales. Urban greenspaces often represent the only “nature” millions of human residents around the world ever interact with, and provide cooling and aesthetic relief from the urban hardscape. In the Los Angeles Metropolitan area, over the past three decades, non-profit advocacy groups and institutions have established a network of bike paths, neighborhood access points, habitat restoration, and recreational amenities along the Los Angeles River, a major urban waterway. We investigated the environmental contribution provided by numerous linear landscaped parks along …


‘Greenness’ In The Eye Of The Beholder: Comparing Perceptions Of Sustainability And Well-Being Between Artificial And Natural Turfgrass, Michael R. Barnes, Eric Watkins Sep 2022

‘Greenness’ In The Eye Of The Beholder: Comparing Perceptions Of Sustainability And Well-Being Between Artificial And Natural Turfgrass, Michael R. Barnes, Eric Watkins

Cities and the Environment (CATE)

Turfgrass lawns are a central component in urban green space and provide a variety of ecosystem services. Traditionally, natural turfgrass lawns can have substantial input requirements (e.g., water, herbicides), which if not managed properly can have harmful ecological effects. A proposed solution that has already been adopted in many cities are artificial turfgrass lawns which do not require some of the traditional inputs of natural lawns. However, understanding perceptions of the sustainability and well-being benefits between these two surfaces are unknown. We surveyed adults in the United States in order to understand perceptions of sustainability and well-being between artificial and …


Where To Expand Green Infrastructure To Support Equitable Climate Change Adaptation In The City Of Toronto?, Kristen Regier, Tenley M. Conway Sep 2022

Where To Expand Green Infrastructure To Support Equitable Climate Change Adaptation In The City Of Toronto?, Kristen Regier, Tenley M. Conway

Cities and the Environment (CATE)

Green Infrastructure (GI) is a potential tool to help cities adapt to climate change. In particular, GI can help moderate high summer temperatures and reduce urban flooding, both of which are expected to become more common with on-going climate change. However, GI is not evenly distributed in many cities suggesting that some neighborhoods are more vulnerable to climate change impacts. Additionally, marginalized communities often lack the resources needed to reduce existing vulnerabilities. This study explores the question: where should GI initiatives be focused to support equitable climate change adaptation in the City of Toronto (Ontario, Canada)? We address this question …


Evidence For The Effects Of Wind On The Biogeography Of Soil Mites In Urban Tree Wells, John R. Mceachern Sep 2022

Evidence For The Effects Of Wind On The Biogeography Of Soil Mites In Urban Tree Wells, John R. Mceachern

Cities and the Environment (CATE)

The theoretical predictions of island biogeography have been applied successfully by a number of researchers studying the population and community structures of invertebrates living in large urban parks and remnant natural areas. Few, however, have examined the biogeography of smaller patches and the role that specific dispersal techniques play in shaping species distributions. In this study, I examine the impact of several biogeographical and environmental factors, including wind channelization effects, on the abundance of soil mites in small, urban tree wells in Westminster, Maryland. By testing five models that include the variables of well area, isolation, and dominate wind direction, …


Suicide And Homicide More Common With Limited Urban Tree Canopy Cover, Thomas V L El-Mallakh, Scott Hedges, Jayesh P. Rai, Aruni Bhatnagar, Sarah Moyer, Rif S. El-Mallakh Mar 2022

Suicide And Homicide More Common With Limited Urban Tree Canopy Cover, Thomas V L El-Mallakh, Scott Hedges, Jayesh P. Rai, Aruni Bhatnagar, Sarah Moyer, Rif S. El-Mallakh

Cities and the Environment (CATE)

Distribution of urban tree canopies is generally not uniform. Multiple variables have been shown to be associated with tree canopy cover, including violence, health, and general well-being. Herein we examine the relationship of tree cover with intentional deaths. Suicide, homicide, and tree cover data were examined by ZIP code for Louisville, a mid-sized city in Kentucky. Relationship between intentional death (suicide and homicide) and tree cover was examined with Poisson regression analysis. In both univariate and multivariate models, suicides (P < 0.0001 and P = 0.0005), homicides (P < 0.0001 and P = 0.03), and combination (P = 0.0541) were negatively associated with …


Contextual Considerations Of Green Stormwater Infrastructure Siting, Dexter H. Locke, Amanda K. Phillips De Lucas, Colleen Murphy-Dunning, Dawn Henning, Giovanni Zinn Dec 2021

Contextual Considerations Of Green Stormwater Infrastructure Siting, Dexter H. Locke, Amanda K. Phillips De Lucas, Colleen Murphy-Dunning, Dawn Henning, Giovanni Zinn

Cities and the Environment (CATE)

Green infrastructure increasingly is used to ameliorate water quality and quantity problems caused by runoff in cities. Studies show how the spatial distribution of these Green Stormwater Infrastructure (GSI) sites are unevenly distributed relative to socioeconomic and demographic groups. Often this is described as an indicator of perpetuated environment injustice, given the purported social and environmental benefits of GSI. To assess equity, researchers often examine either who gets what with respect to environmental ‘goods’ such as tree canopy and other green infrastructures, or investigate the procedures, decision making processes, and power structures pertaining to planning processes. This paper uses both …


Civic Environmental Stewardship: Aligning Organizational And Participant Motivations, Kathleen L. Wolf, Weston Brinkley, Dale J. Blahna Dec 2021

Civic Environmental Stewardship: Aligning Organizational And Participant Motivations, Kathleen L. Wolf, Weston Brinkley, Dale J. Blahna

Cities and the Environment (CATE)

Natural area management and sustainability in cities is ever more reliant on civic environmental stewardship. Many conservation organizations sponsor stewardship programs that enlist volunteers to care for the land and restore urban ecosystems. Stewardship program success depends on alignment of individuals’ and sponsoring organizations’ goals. We conducted surveys with a sample of 165 volunteers across natural areas stewardship events in metropolitan King County (Washington, U.S.). An adapted Volunteer Functions Inventory framework was used to understand volunteers’ motivations, satisfactions, and volunteering history. Our findings confirmed the multidimensional dynamics of volunteerism, as stewardship volunteers were motivated and expressed satisfaction for practical altruism, …


Pollinators On Green Roofs: Diversity And Trait Analysis Of Wild Bees (Hymenoptera: Anthophila) And Hoverflies (Diptera: Syrphidae) In An Urban Area (Geneva, Switzerland), Aurelia Passaseo, Sophie Rochefort, Gaël Pétremand, Emmanuel Castella Dec 2021

Pollinators On Green Roofs: Diversity And Trait Analysis Of Wild Bees (Hymenoptera: Anthophila) And Hoverflies (Diptera: Syrphidae) In An Urban Area (Geneva, Switzerland), Aurelia Passaseo, Sophie Rochefort, Gaël Pétremand, Emmanuel Castella

Cities and the Environment (CATE)

Green roofs can provide food resources to several insect groups. For pollinators found in cities, as are wild bees and hoverflies, the existence of a wide variety of green infrastructures is crucial to ensure their development and survival. In order to investigate if wild bees and hoverflies use green roofs and how local and landscape factors influence their abundance and diversity, sampling of these insects was done in 2017 using cornet traps on extensive green roofs of two types: 1) urban green roofs (30% of green spaces in a 200m radius). There were 62 wild bee species and 10 hoverfly …


Exploring The Ecology Of Establishing Oak Trees In Urban Settings Of The Northeast, Tierney Bocsi, Rick W. Harper, Paige S. Warren, Stephen Destefano Aug 2021

Exploring The Ecology Of Establishing Oak Trees In Urban Settings Of The Northeast, Tierney Bocsi, Rick W. Harper, Paige S. Warren, Stephen Destefano

Cities and the Environment (CATE)

Urban forests notoriously lack diversity in the biological communities that inhabit them, from the age and species composition of street trees to wildlife populations. In reaction to invasions of nonnative insects and diseases as well as predicted response to climate change, an emerging number of community foresters and tree wardens are expanding their urban tree planting practices to include a broader assemblage of tree species. These include oaks, among other species able to tolerate and adapt to urban conditions. Oaks are potentially favorable in regions like the northeastern U.S., where they grow extensively in rural forests and demonstrate potential resistance …


Living With Water: Documenting Lived Experience And Social-Emotional Impacts Of Chronic Flooding For Local Adaptation Planning, Lindsay K. Campbell, Helen Cheng, Erika Svendsen, Dana Kochnower, Katherine Bunting-Howarth, Phoebe Wapnitsky Jul 2021

Living With Water: Documenting Lived Experience And Social-Emotional Impacts Of Chronic Flooding For Local Adaptation Planning, Lindsay K. Campbell, Helen Cheng, Erika Svendsen, Dana Kochnower, Katherine Bunting-Howarth, Phoebe Wapnitsky

Cities and the Environment (CATE)

Coastal communities are threatened by extreme weather events in the form of storm surge and by frequent, chronic, or nuisance flooding. The physical damage of these events is vast and established in the literature; however, the social-emotional impacts are less well-documented. This pilot study sought to understand the impacts of tidal flooding on flood-prone communities in Queens, NY. Through in-depth, semi-structured interviews (n=9) with civic science participants, we document flooding impacts, identify adaptations to flooding, and examine sources of information about flooding--including local networks and relationship to government. We found that participants are knowledgeable about and engaged with the processes, …


Effects Of Urbanization On Buff-Bellied Hummingbirds In Subtropical South Texas, John S. Brush, Timothy Brush, Alexis Racelis Dec 2020

Effects Of Urbanization On Buff-Bellied Hummingbirds In Subtropical South Texas, John S. Brush, Timothy Brush, Alexis Racelis

Cities and the Environment (CATE)

Urbanization and its associated processes affect wildlife in a variety of ways. Understanding how this increasing land use type affects biological communities is important for conservation efforts. Hummingbirds (family Trochilidae) are one taxon that has showed positive responses to varying intensities of urban development. We surveyed for Buff-bellied Hummingbird (Amazilia yucatanensis), a species on its northern range-limits, in urban woodlands, residential, natural, and revegetated habitats. We examined how urbanization is affecting Buff-bellied Hummingbird populations in South Texas with point-count surveys and GIS analysis. We found that Buff-bellied Hummingbirds had greater relative abundances in urban settings when compared with …


Are Coyotes “Natural”? Differences In Perceptions Of Coyotes Among Urban And Suburban Park Users, Brielle R. Manzolillo, Carol S. Henger, Tatyana Graham, Nadya Hall, Anne H. Toomey Oct 2019

Are Coyotes “Natural”? Differences In Perceptions Of Coyotes Among Urban And Suburban Park Users, Brielle R. Manzolillo, Carol S. Henger, Tatyana Graham, Nadya Hall, Anne H. Toomey

Cities and the Environment (CATE)

By 2050 more than 65% of humans are expected to live in urban and suburban areas. This shift has gained the attention of conservation scientists and managers with more focus directed on conflict and coexistence between wildlife and urbanized populations. One species that is increasingly prominent in urban and suburban environments is the coyote (Canis latrans). Coyotes have established themselves as a keystone predator with a regulating effect on prey populations, thus playing an important role in the functioning of the urban ecosystem. However, research has shown that negative perceptions of coyotes are common and contribute to support for eradication-focused …


Urban Green Space Availability, Accessibility And Attractiveness, And The Delivery Of Ecosystem Services, Magdalena Biernacka, Jakub Kronenberg Mar 2019

Urban Green Space Availability, Accessibility And Attractiveness, And The Delivery Of Ecosystem Services, Magdalena Biernacka, Jakub Kronenberg

Cities and the Environment (CATE)

The main goal of this article is to analyze how different barriers which restrict urban green space (UGS) provision – notably their availability, accessibility and attractiveness – affect the delivery of ecosystem services (ESs). Our analysis involves three case studies in Lodz, Poland: the removal of trees in private properties following the liberalization of the Nature Conservation Act (availability); the replacement of allotment gardens with a city beach (accessibility); and the organization of entertainment events in the forest (attractiveness). The analyzed barriers include governmental failures, insufficient social support for the existence of certain UGSs, changes in spatial planning and activities …


Socioeconomic Factors Associated With Increasing Street Tree Density And Diversity In Central Indianapolis, Ben Lockwood, Adam Berland Mar 2019

Socioeconomic Factors Associated With Increasing Street Tree Density And Diversity In Central Indianapolis, Ben Lockwood, Adam Berland

Cities and the Environment (CATE)

Urban trees provide an abundance of benefits to city residents. Information about the geographic distribution of urban trees is critical to ensure equitable access to these benefits. Street trees are unique among urban trees because they are often managed by municipalities as a public resource, but they are challenging to manage in part because they are spatially dispersed across a city in close proximity to private property. While street tree inventory data sets are costly to generate, they provide important information to understand the spatial distribution of trees in the city and to plan for ongoing street tree management. Here, …


Developing Performance Indicators For Nature-Based Solution Projects In Urban Areas: The Case Of Trees In Revitalized Commercial Spaces, Camilo Ordóñez, Amber Grant, Andrew A. Millward, James Steenberg, Vadim Sabetski Mar 2019

Developing Performance Indicators For Nature-Based Solution Projects In Urban Areas: The Case Of Trees In Revitalized Commercial Spaces, Camilo Ordóñez, Amber Grant, Andrew A. Millward, James Steenberg, Vadim Sabetski

Cities and the Environment (CATE)

It is becoming increasingly important to audit nature-based solutions (NBS) projects to understand their utility in addressing urban sustainability goals. However, the ecological and social complexity of such projects makes it difficult to develop performance indicators. Focusing on specific case studies and specific natural elements could advance this area of research. Urban trees are a vital component of many NBS initiatives. Cities with ambitious tree-planting goals rely on urban revitalization to provide the conditions necessary to grow trees in highly urbanized areas, and in this way deploy NBS projects. We present a conceptual and methodological framework of case-specific performance indicators …


The Provision Of Urban Ecosystem Services Throughout The Private-Social-Public Domain: A Conceptual Framework, Alessandro Ossola, Laura Schifman, Dustin L. Herrmann, Ahjond S. Garmestani, Kirsten Schwarz, Matthew E. Hopton Sep 2018

The Provision Of Urban Ecosystem Services Throughout The Private-Social-Public Domain: A Conceptual Framework, Alessandro Ossola, Laura Schifman, Dustin L. Herrmann, Ahjond S. Garmestani, Kirsten Schwarz, Matthew E. Hopton

Cities and the Environment (CATE)

As cities are largely private systems, recent investigations have assessed the provision of ecosystem services from the private realm. However, these assessments are largely based on the concept of ownership and fail to capture the complexity of service provision mediated by interactions between people and ecological structures. In fact, people interact with ecological structures in their role of land tenants and stewards, further modulating the provision of ecosystem services. We devise a theoretical framework based on the concepts of ownership, tenancy, and stewardship, in which people, as mediators of ecosystem services, regulate the provision of services throughout the private-social-public domain. …


A Description And Analysis Of Mediterranean Cities And Regions Planning For Climate Impacts, W. Bowman Cutter, Jenny Griffin, Laurel Hunt Jul 2018

A Description And Analysis Of Mediterranean Cities And Regions Planning For Climate Impacts, W. Bowman Cutter, Jenny Griffin, Laurel Hunt

Cities and the Environment (CATE)

The current literature on local climate change adaptation contains comparatively little research into local and regional adaptation to climate change, and few comparisons of local climate adaptation initiatives across broad climate regions. Our conjecture is that areas with similar climates will face similar sets of climate risks and therefore can share adaptation solutions. This paper examines 36 adaptation plans (cases) selected from across the five Mediterranean climate regions in order to find if there is evidence that groups of cities and/or regions share similar responses to climate risks. We examined adaptation strategies for sea level rise, increased temperatures, flooding, reduced …


'Greening' The Buildings - An Analysis Of Barriers To Adoption In India, Pleasa Serin Abraham, Haripriya Gundimeda Jun 2018

'Greening' The Buildings - An Analysis Of Barriers To Adoption In India, Pleasa Serin Abraham, Haripriya Gundimeda

Cities and the Environment (CATE)

The building sector is one of the main contributors to climate change with its high energy footprint. However, the potential of this sector in reducing greenhouse gases at low cost to get fair returns offers a win-win scenario for planners and environmentalists. In addition, they do offer substantial advantages to customers like property appreciation, reduction in electricity and water consumption, reduction in waste generation, use of green and less energy-intensive materials in construction and preservation of greenery. Despite the environmental and economic advantages offered by the green buildings, the shift has been difficult due to multi-faceted barriers. The objective of …


Managing Cities As Urban Ecosystems: Fundamentals And A Framework For Los Angeles, California, Isaac T. Brown Nov 2017

Managing Cities As Urban Ecosystems: Fundamentals And A Framework For Los Angeles, California, Isaac T. Brown

Cities and the Environment (CATE)

Ecosystem-based frameworks offer a robust platform for managing complex ecological challenges associated with land management. Actionable frameworks for urban ecosystems are just emerging, and the purpose of this essay is to support advancing application in city management contexts. Comprehensive urban ecosystem frameworks have the potential to synergize interrelated, yet often siloed, urban environmental management themes including urban biodiversity and natural features, pollution management, ecosystem services enhancement, and natural hazards; particularly as urban sustainability, resiliency, and infrastructure initiatives increasingly reshape cities and elevate consideration of these topics. This essay begins with a review of fundamentals of urban ecosystems across multiple relevant …