In the United States, western corn rootworm (Coleoptera: Chrysomelidae; Diabrotica virgifera virgifera LeConte) larvae have been managed using transgenic Bt (Bacillus thuringiensis Berliner) corn hybrids expressing ...

This research is an exploration of how people socially construct nature through the work of natural resource management. Using participant observation, interviews, and content analysis, I explored the experiences of staff ...

The introduction, establishment, and spread of invasive species has had many irreparable negative effects on ecosystems and causes significant economic harm. Crayfishes are a diverse group of freshwater crustaceans which ...

Clouds and precipitation play very active roles in weather systems and influence our daily life significantly. A fundamental entity involved in the precipitation processes is the raindrop. As is common to liquid masses ...

The aim of the research included in this dissertation is to contribute to our knowledge of how fatty acids can be used as diet indicators in freshwater systems. More precisely this work was an effort to explore a tool that ...

The rise and eventual decline of Cahokia, the largest pre-Columbian city north of Mexico, reverberated deeply within the historical trajectories of the North American mid-continent and southeast. The 11th century emergence ...

Tree swallow (Tachycineta bicolor) nestlings, eggs, and diet and sediment grab samples were used to quantify risks of exposure to15 trace elements, 31 polychlorinated biphenyl (PCB) congeners, 15 polybrominated diphenyl ...

Important aquifers, petroleum reservoirs, geothermal reservoirs, and waste disposal sites throughout the world are located in fractured rock formations. Responsible management of these resources and sites requires ...

Tallgrass prairie is an endangered ecosystem and encroachment by woody species threatens many remnants. Insights are needed into the differences in diversity and species and functional group composition along a gradient ...

In the United States and Canada, western corn rootworm (Coleoptera: Chrysomelidae; Diabrotica virgifera virgifera LeConte) larvae have been managed using transgenic Bt (Bacillus thuringiensis Berliner) corn hybrids expressing ...