Focuses on how microbes, plants, and animals interact with their environments and with other organisms. Included are relevant papers on evolutionary biology, economics, and systems analysis as they relate to ecosystems or the environment. Covers habitats and food chains; erosion and land reclamation; resource and ecosystems management; modeling; the impact of climate, water resources, soil, and man; and environmental problems such as depletion, erosion, and pollution. This database is one component of the Environmental Sciences & Pollution Management (ESPM) database. To identify a additional results with a broader scope, consider conducting your search in ESPM.