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Articles 43531 - 43560 of 52591
Full-Text Articles in Entire DC Network
A Trust For Whom?: Managing Colorado's 3 Million Acres Of State Land, John M. Evans, Reeves Brown, Mark A. E. Burget, University Of Colorado Boulder. Natural Resources Law Center
A Trust For Whom?: Managing Colorado's 3 Million Acres Of State Land, John M. Evans, Reeves Brown, Mark A. E. Burget, University Of Colorado Boulder. Natural Resources Law Center
A Trust for Whom?: Managing Colorado's 3 Million Acres of State Land: A Critique of the Constitutional Amendment (February 5)
14 pages.
Includes biographical information for John M. Evans, Reeves Brown, and Mark A. E. Burget.
State Land Board Commissioner Maxine Stewart was also a speaker for this program, but did not submit any written materials.
Contents:
A trust for whom? managing Colorado's 3 million acres of state land : a critique of the constitutional amendment / prepared by John Evans -- A cattlemen's [sic] perspective of state land management / presented by Reeves Brown -- Remarks outline / Mark A. E. Burget
Program was presented on Monday, February 5, 1996 at the offices of Holland & Hart in Denver, …
Global Climate Change Response Program, Water Yield In Semiarid Environment Under Projected Climate Change, United States Department Of The Interior
Global Climate Change Response Program, Water Yield In Semiarid Environment Under Projected Climate Change, United States Department Of The Interior
Water
This paper presents the practical application of a distributed parameter climate vegetation hydrologic model (CVHM) and its ability to simulate hydrologic response under existing conditions and under assumed CO2-induced climate and vegetation change. Applying the model to the Weber River basin provided a basis for determining the impacts of climate change on the hydrologic response. By using a "what if" scenario this model included the changes in plant transpiration rates and in vegetation cover under a CO2-altered climate change and the effects of these changes on water yield.
Canadian Cooperative Wildlife Health Center Newsletter, Volume 4-2, Winter 1996
Canadian Cooperative Wildlife Health Center Newsletter, Volume 4-2, Winter 1996
Canadian Cooperative Wildlife Health Centre: Newsletters and Publications
CCWHC Involvement in Mexico New Diagnostic Tools Hook Lake Wood Bison Recovery Project Conjunctivitis in cormorants in PEI Tularemia in snowshoe hares, Nova Scotia Seasonal Mortality of Terns in Kouchibouguac National Park, NB Belugas from the St. Lawrence Estuary Secondary Tyzzer's Disease in a Racoon Infected With Canine Distemper Diazinon Poisoning in Geese Newcastle Disease in Cormorants Herpesvirus in Owls Predator Attacks Botulism - 1996 Winter Mortality In Peace River Region Ungulates
Water Current, Volume 28, No. 1, February 1996
Water Current, Volume 28, No. 1, February 1996
Water Current Newsletter
Teachers Downlink Water Lessons
From the Director: Missouri, Platte Rivers Focus of Spring Events
Two Best Management Practices May Be More Practical and Effective Than a Current Label Requirement
Zhang Stretches Potential of Tiny Organisms
Nebraska Water News
Kamble Receives National Award
Conference Flier Mailed to Readers
Program Pays to Enroll Pivot Corners for Habitat
Pesticides Plentiful in Gardening, Lawn Care
Nebraska Field Days Influence Participants
WEF Announces Speciality Conference
Research, Teaching Intersect as Student Design Sampler
Geologic History Of Ash Hollow State Historical Park, Nebraska, Robert F. Diffendal Jr., Roger K. Pabian, J. R. Thomasson
Geologic History Of Ash Hollow State Historical Park, Nebraska, Robert F. Diffendal Jr., Roger K. Pabian, J. R. Thomasson
Conservation and Survey Division: Faculty and Staff Publications
Contents:
Introduction
Acknowledgments
Cautions
General Stratigraphy
Oligocene Series-White River Group-Brule Formation-Whitney Member
Miocene Series-Ogallala Group-Ash Hollow Formation
Pliocene Series-Broadwater Formation
Quaternary deposits
Older colluvium and loess
Younger colluvium and alluvium
General Paleontology
Evidence of past life: fossils and subfossils
Collecting fossils
Vertebrate fossils
Fossils from the Whitney Member of the Brule Formation
Plants
Invertebrates
Vertebrates
Fossils from the Ash Hollow Formation
Plants
Invertebrates
Vertebrates
Fossils from the Broadwater Formation
Plants
Vertebrates
Quaternary fossils
Plants
Invertebrates
Vertebrates
Additional studies of Nebraska fossils
Geologic History
Prehistory and History
References
Appendices I-IV
Environmental Air Pollution Analysis In Selected Areas Of Abu Dhabi Emirate, Mahfoodh Abdulla Mohammed Darbool
Environmental Air Pollution Analysis In Selected Areas Of Abu Dhabi Emirate, Mahfoodh Abdulla Mohammed Darbool
Theses
There are little data available for environmental pollution, as well as air pollution and statistical information published in the United Arab Emirates. Especially, Abu Dhabi Emirate, has been the location of the UAE's most persistent and extreme levels of industrial oil waste and chemical smog and air pollutants which produces sulphur dioxide emission. In addition, has a high vehicle population, which produces carbon monoxide emission from the motor vehicle exhaust. The acute toxicity of carbon monoxide (CO) has long been recognized and well documented. The motor vehicle is by far the largest contributor to Co accounting for 55% of total …
The Effects Of Chromated Copper-Arsenate (Cca) Pressure-Treated Wood On Local Sediments And Benthos In A Freshwater Lake, William A. Romeo
The Effects Of Chromated Copper-Arsenate (Cca) Pressure-Treated Wood On Local Sediments And Benthos In A Freshwater Lake, William A. Romeo
Theses
This study looked at the sediment and benthic organism effects of exposure to a Chromated Copper-Arsenate (CCA) treated wood bulkhead in a lake environment with respect to 1) the leaching and accumulation of chromium, copper and arsenic in the nearby sediments, 2) accumulation of these metals in local benthic organisms and 3) the effects of these metals on the local benthic community structure. Sediment samples, taken at regular distances away from a CCA bulkhead and three reference areas in a freshwater lake in Wayne, NJ, were sieved to remove the fine particle fraction (<70µm) which was then analyzed for the metals of concern. Benthic organisms were sampled at the same locations, enumerated, identified, dried and also analyzed for the metals in question. Analysis of sediment metal concentrations revealed high levels of copper at all sampling locations. This was attributed to the annual addition and accumulation Of CuS04 added to the lake. There …70µm)>
Dioxin: Reassessing The Risk, Linda-Jo Schierow
Dioxin: Reassessing The Risk, Linda-Jo Schierow
RISK: Health, Safety & Environment (1990-2002)
Dr. Schierow briefly summarizes the status of a draft Environmental Protection Agency report reassessing the appropriate treatment of dioxin and describes ongoing intra- and extramural reviews of the reassessment.
Predicting Future Sources Of Mass Toxic Tort Litigation, Jeffrey A. Foran, Bernard D. Goldstein, John A. Moore, Paul Slovic
Predicting Future Sources Of Mass Toxic Tort Litigation, Jeffrey A. Foran, Bernard D. Goldstein, John A. Moore, Paul Slovic
RISK: Health, Safety & Environment (1990-2002)
The authors describe the efforts of an expert working group to identify potential sources, over the next five to ten years, of future mass litigation and report on the group's consensus conclusions.
Why Do We Worry About Trace Poisons?, Allan Mazur
Why Do We Worry About Trace Poisons?, Allan Mazur
RISK: Health, Safety & Environment (1990-2002)
Dr. Mazur relates how protests by the political left against nuclear tests and by the political right against fluoridation set the stage for Silent Spring to move the public toward being concerned about latent risks.
Evaluating Bighorn Habitat: A Landscape Approach, William C. Dunn
Evaluating Bighorn Habitat: A Landscape Approach, William C. Dunn
United States Bureau of Land Management: Staff Publications
This technical note describes a method that incorporates a landscape approach with the use of Geographic Information Systems (GIs) to measure habitat and impacts for Rocky Mountain and desert bighorn sheep and to rank potential transplant sites. A landscape approach, in which habitat is viewed from a large-scale perspective as an assemblage of patches, is used because: (1) bighorn habitat is naturally patchy due to the affinity of bighorn for terrain that is both open and mountainous; (2) fragmentation (i.e., increased patchiness) often is the most severe consequence of human disturbance; and (3) the proximity and distribution of neighboring bighorn …
Surface Exchange Of Water Vapour Between An Open Sphagnum Fen And The Atmosphere, S. B. Verma
Surface Exchange Of Water Vapour Between An Open Sphagnum Fen And The Atmosphere, S. B. Verma
School of Natural Resources: Faculty Publications
No abstract provided.
Conifer Shoot Bidirectional Scattering: Methodology And Preliminary Results, E.A. Walter-Shea, M.A. Mesarch
Conifer Shoot Bidirectional Scattering: Methodology And Preliminary Results, E.A. Walter-Shea, M.A. Mesarch
School of Natural Resources: Faculty Publications
No abstract provided.
The Influence Of Land Use/Land Cover On Climatological Values Of The Diurnal Temperature Range, Kevin P. Gallo, David R. Easterling, Thomas C. Peterson
The Influence Of Land Use/Land Cover On Climatological Values Of The Diurnal Temperature Range, Kevin P. Gallo, David R. Easterling, Thomas C. Peterson
School of Natural Resources: Faculty Publications
The diurnal temperature range (DTR) at weather observation stations that make up the U.S. Historical Climatology Network was evaluated with respect to the predominant land use/land cover associated with the stations within three radii intervals (100, 1000, and 10 000 m) of the stations. Those stations that were associated with predominantly rural land use/land cover (LULC) usually displayed the greatest observed DTR, whereas those associated with urban related land use or land cover displayed the least observed DTR. The results of this study suggest that significant differences in the climatological DTR were observed and could be attributed to the predominant …
Estimation Of Seasonal Dynamics Of Pasture And Crop Productivity In Kazakhstan Using Noaa/Avhrr Data, Anatoly A. Gitelson, Felix Kogan, Lev Spivak, Edige Zakarin, Lubov Lebed
Estimation Of Seasonal Dynamics Of Pasture And Crop Productivity In Kazakhstan Using Noaa/Avhrr Data, Anatoly A. Gitelson, Felix Kogan, Lev Spivak, Edige Zakarin, Lubov Lebed
School of Natural Resources: Faculty Publications
Recently, NOAA developed the AVHRR-based Vegetation Condition Index (VCI) for drought monitoring. This index was used for estimating pasture and crop productivity in Kazakhstan. The results of VCI-derived vegetation conditions were compared with vegetation density, biomass and reflectance measured in different climatic and ecological zones with elevation from 200 to 700 m and a large range of the NDVI variation (over space and season) from 0.05 to 0.47. An estimation error of AVHRR-derived vegetation density was less than 16 per cent. First time it was shown that the VCI-derived vegetation condition data can be effectively used for quantitative assessments of …
Novel Algorithms For Remote Sensing Of Chlorophyll Content In Higher Plant Leaves, Anatoly A. Gitelson, Mark N. Merzlyak, Yuri Grits
Novel Algorithms For Remote Sensing Of Chlorophyll Content In Higher Plant Leaves, Anatoly A. Gitelson, Mark N. Merzlyak, Yuri Grits
School of Natural Resources: Faculty Publications
The general features of reflectance spectra of higher plant leaves are considered with special reference to remote sensing of chlorophyll. Wavelengths with maximum sensitivity to chlorophyll content were found in the wide spectral range from 550 to 630 nm and near 700 nm. The wavelength of the red edge position of the reflectance spectrum correlated very closely with the reflectance at 550 and 700 nm. The ratios of reflectances in the near infra-red range of the spectrum (above 750 nm) to that at 700 nm RNIR/R700 and RNIR/R550 were directly proportional to the leaves' …
Windbreaks For Snow Management, James R. Brandle, H. Doak Nickerson
Windbreaks For Snow Management, James R. Brandle, H. Doak Nickerson
School of Natural Resources: Faculty Publications
In areas of high winds and blowing snow, windbreaks can reduce the amount of effort spent on snow management. They can be designed to spread snow across a large area or to confine it to a relatively small storage area. The design of your windbreak will depend on your objective. Field windbreaks designed to distribute snow evenly across a field should be tall and porous. In contrast, windbreaks designed to capture snow and control drifting should have multiple rows with high density. There is no one set design, number of rows, or width of planting that is ideal for every …
The Ecotourism Equation: Measuring The Impacts, Elizabeth Malek-Zadeh
The Ecotourism Equation: Measuring The Impacts, Elizabeth Malek-Zadeh
Yale School of the Environment Bulletin Series
No abstract provided.
Public Land: How Much Is Enough?, Dale A. Oesterle, University Of Colorado Boulder. Natural Resources Law Center
Public Land: How Much Is Enough?, Dale A. Oesterle, University Of Colorado Boulder. Natural Resources Law Center
Books, Reports, and Studies
59 p. ; 29 cm
Strengthening The Foundations Of Outdoor Education, Anderson B. Young, Leo H. Mcavoy
Strengthening The Foundations Of Outdoor Education, Anderson B. Young, Leo H. Mcavoy
Research in Outdoor Education
A preface to the journal "Research in Outdoor Education," volume 3 is presented by the authors on behalf of the Coalition for Education in the Outdoors (CEO) Research Committee.
Front Matter, Coalition For Education In The Outdoors (Ceo)
Front Matter, Coalition For Education In The Outdoors (Ceo)
Research in Outdoor Education
The Coalition for Education in the Outdoors initiated a Research Task Force in 1990 with the purpose of supporting the conduct of research in the field and the dissemination of the results. The symposium at Bradford Woods and these proceedings offer evidence of the success of this task force. At the first symposium in 1992, there was general agreement that the symposium be a regular occurrence. The 1994 and 1996 Symposia and these Proceedings are indicators of the Coalition's continued support of research in outdoor education. Information on future events will be available through the Coalition office.
This article includes …
Outdoor Education And Spirituality, Tom Smith
Outdoor Education And Spirituality, Tom Smith
Research in Outdoor Education
The question at hand is that of researching the impact of outdoor recreational and educational experiences on the spiritual development of the individual. I approach that question from the perspective of a facilitator of personal growth who has long advocated the methodologies considered as experiential outdoor/challenge/adventure education.
Outdoor Education And The Schools, Bert Horwood
Outdoor Education And The Schools, Bert Horwood
Research in Outdoor Education
The research reported to gatherings sponsored by the Coalition for Education in the Outdoors has had relatively little connection with school-based outdoor education. In this paper, I will explore the potentially fruitful interface between education in the outdoors and the schools. The exploration is influenced by the uncertainty of our times, and I have organized this report to reflect two views. One is that the social ferment of the mid-1990s is normal and that we can continue to conduct research in the way that Kuhn (1974) characterized as "normal science." The second view is that the social fabric of the …
Person-Place Engagement Among Recreation Visitors, Iris B. Wilson
Person-Place Engagement Among Recreation Visitors, Iris B. Wilson
Research in Outdoor Education
Leaders of groups participating in experiential programs in the outdoors, particularly in backcountry expeditions, can increase group management effectiveness and enhance personal benefit to participants by taking into account the various modes in which individuals engage themselves with the physical setting.
Responsible Environmental Behavior: Metaphoric Transference Of Minimum-Impact Ideology, J. Porter Hammitt, Wayne A. Freimund
Responsible Environmental Behavior: Metaphoric Transference Of Minimum-Impact Ideology, J. Porter Hammitt, Wayne A. Freimund
Research in Outdoor Education
This abstract represents a thesis research project that studied changes in National Outdoor Leadership School (NOLS) students' attitudes, intentions, and behavior, as they pertain to the environment, resulting from participation in NOLS' Wind River Wilderness course. It was hypothesized that an increase in these concerns would result from the metaphoric transference of minimum-impact ideology to daily life. Prominent theories from the fields of social psychology and environmental education relating attitudes, intentions, behavior, and other considerations were incorporated into the theoretical framework of the study.
Providing An Authentic Wilderness Experience? Thinking Beyond The Wilderness Act Of 1964, William T. Borrie, Joseph W. Roggenbuck
Providing An Authentic Wilderness Experience? Thinking Beyond The Wilderness Act Of 1964, William T. Borrie, Joseph W. Roggenbuck
Research in Outdoor Education
Six facets of a wilderness experience are suggested (oneness, humility, primitiveness, timelessness, solitude, and care) based on the writings of wilderness philosophers such as Henry David Thoreau and John Muir. In structuring our lessons in wilderness, we could do well to broaden our notion of wilderness be- yond the Wilderness Act.
Ethical Frameworks, Moral Practices And Outdoor Education, Karen M. Fox, Mick Lautt
Ethical Frameworks, Moral Practices And Outdoor Education, Karen M. Fox, Mick Lautt
Research in Outdoor Education
Discoveries and insights from quantum physics and chaos theory help create new metaphors about. ethical frameworks and moral practices in outdoor education. Using concepts such as fractals, fields, and strange attractors, we explore new ways to view research results, scholarly writings, and creative endeavors related to outdoor education. In addition, we evaluate four themes related to the present ethical discourse in outdoor education and sketch new directions for moral practice.
Group Development And Group Dynamics In Outdoor Education, Leo H. Mcavoy, Denise S. Mitten, L. Allison Stringer, James P. Steckhart, Kraig Sproles
Group Development And Group Dynamics In Outdoor Education, Leo H. Mcavoy, Denise S. Mitten, L. Allison Stringer, James P. Steckhart, Kraig Sproles
Research in Outdoor Education
This paper presents an update of the research on group development and group dynamics in outdoor education since the 1992 edition of these Proceedings. The research is presented within the six categories of individual and personal dimensions: group process and structure, group functions and tasks, leadership and power, environmental influences, and the impact of the group on the individual. The paper includes a discussion of pertinent research in the fields of social work, communications, and management Specific recommendations are made for future research in outdoor education focusing on group development and dynamics.
Research In Outdoor Education: Our Place On The Porch, Alan Ewert
Research In Outdoor Education: Our Place On The Porch, Alan Ewert
Research in Outdoor Education
This article is an edited version of the transcript from Dr. Ewert's videotaped presentation at the Symposium.
A Research Summary For Corporate Adventure Training (Cat) And Experience-Based Training And Development(Ebtd), Simon Priest
A Research Summary For Corporate Adventure Training (Cat) And Experience-Based Training And Development(Ebtd), Simon Priest
Research in Outdoor Education
This paper is a review of research in Corporate Adventure Training (CAT) and Experience-Based Training and Development (EBTD); a summary of a number of research studies in CAT and EBTD conducted through the Corporate Adventure Training Institute and other researchers; and, recommendations for future research in this growing field of outdoor education. The research results indicate corporate adventure training programs can be effective means of team building and other group development outcomes. The author gives a number of recommendations for future research including the need to investigate the program elements that contn'bute to overall program effectiveness.