Additional areas of study include: agroecosystems; carbon sequestration; conservation biology; cycling of natural and human-made chemicals; drought mitigation; environmental biophysics; environmental microbiology; environmental soil microbiology, chemistry and physics; fisheries management and ecology; geology; geomorphology and soils; geospatial analysis; global climatic change; global positioning systems; grassland ecology and management; ground water; high plains climate; human-wildlife conflicts; hydrologic modeling; isotope hydrology; lake ecology; landscape ecology; micrometeorology; natural resources economics; natural resource planning and management; natural resources law; riparian systems; rural sustainability; severe weather; simulation modeling; soil moisture; soil restoration; stewardship; surface water systems; urban habitats; water quality and chemistry; wetlands; and woodland habitats.