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Community Perceptions And Aesthetic Valuation Of Remediation Gardens, Rachel Bechtold Dec 2021

Community Perceptions And Aesthetic Valuation Of Remediation Gardens, Rachel Bechtold

Graduate Theses and Dissertations

Creating successfully remediated landscapes may rely on both natural resources and human perception in landscape design. Urban areas present a dynamic environment wherein communities and nature compete for resources and space. This dissertation study was designed to better understand aesthetic perceptions of native plants capable of land remediation in midwestern communities. Findings from this study show the importance of aesthetic perceptions of stakeholders towards rehabilitated landscapes and the importance of organizing indicators for future design decisions in an interdisciplinary fashion. Recommendations include continued evaluation of aesthetic perceptions for plant species in urban landscapes and modeling a more consistent framework for …


Contamination In The Upper Columbia: Smelting And Its Impact To The Environment And Human Health, Brenden Murphy Apr 2021

Contamination In The Upper Columbia: Smelting And Its Impact To The Environment And Human Health, Brenden Murphy

WWU Honors College Senior Projects

The objectives of this project include discussing the historical context of the smelting that occurred in Washington and Canada over the past century and how political events shaped the geographies of the region(s). Another objective will be to assess the level of environmental impact to the Upper Columbia region and the potential health effects to organisms and humans from the pollution released from the smelters. We will also explore the interaction of different agencies and stakeholders and the political processes of environmental cleanup to which parties are held responsible. Explaining the different advocacy and conservation groups already involved in the …


Abundance, Distribution, And Growth Characteristics Of Three Keystone Vachellia Trees In Gebel Elba National Park, South-Eastern Egypt, Ahmed M. Abbas, Mohammed Al-Kahtani, Stephen J. Novak, Wagdi Saber Soliman Jan 2021

Abundance, Distribution, And Growth Characteristics Of Three Keystone Vachellia Trees In Gebel Elba National Park, South-Eastern Egypt, Ahmed M. Abbas, Mohammed Al-Kahtani, Stephen J. Novak, Wagdi Saber Soliman

Biology Faculty Publications and Presentations

This study was conducted to evaluate the abundance and distribution pattern of three keystone Vachellia taxa in wadi Khoda and wadi Rahaba, Gebel Elba National Park, a protected area in south-eastern Egypt. These taxa included Vachellia tortilis subsp. tortilis, Vachellia tortilis subsp. raddiana, and Vachellia ehrenbergiana. In wadi Khoda, only two of these taxa were detected (V. tortilis subsp. raddiana and V. tortilis subsp. tortilis), while all three taxa were encountered in wadi Rahaba. The density of trees in wadi Khoda was 34.3 plant ha−1 compared to 26.3 plant ha−1 in …