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Life sciences
Branches of science that study living and fossil organisms.
Subtopics:
Anatomy and physiology (6 items)
Aquatic biology (44 items)
Biochemistry (5 items)
Botany (24 items)
Cell biology (1 items)
Developmental biology (1 items)
Ecology (112 items)
Ecotoxicology (53 items)
Genetics (4 items)
Marine biology (15 items)
Microbiology (12 items)
Morphology (biological) (3 items)
Mycology (2 items)
Parasitology (3 items)
Pathology (18 items)
Systematics and taxonomy (16 items)
Zoology (94 items)
Related topics:
Results 131 - 140 of 360 listed by similarity [list alphabetically]
PDF Effects of wastewater on forested wetlands [New Window]
Study of the effects of the practice of cycling municipal nutrient-enriched wastewater from holding ponds through forested wetlands. Studies were in the Cypiere Perdue Swamp, Louisiana, and the Drummond Bog, Wisconsin.
Electronic Natural History Museum (ENHM): the world of natural history on your computer [New Window]
The Electronic Natural History Museum Project is a collaborative effort among government agencies, natural history collections and museums, and universities for providing access to data on specimens in natural history museum collections.
Endocrine Disruption [New Window]
Curent research about endocrine disruption, the ability of environmental contaminants to affect reproductive and developmental processes.
Endocrine Disruption Found in Fish Exposed to Municipal Wastewater [New Window]
Research findings and examples of application to real problems--cause and potential effects of wastewater on fish in streams is explored.
Environment [New Window]
Links to USGS activities in the environment theme area, including anthropogenic and natural contaminants, ecosystems, energy, human health, global change, etc. Also includes links to environment-related fact sheets.
Environmental Affairs Program [New Window]
The USGS reviews and prepares technical comments on environmental impact statements and establishes policies to implement the National Environmental Policy Act (NEPA). Site has links to environmental laws and regulations including NEPA.
Environmental mercury mapping, modeling, and analysis [New Window]
Online tools for mapping mercury data in the environment, with downloadable data from monitoring studies
Environmental studies of the World Trade Center area after the September 11, 2001 attack [New Window]
Report describing the results of an interdisciplinary environmental study of the World Trade Center (WTC) area after the attack on September 11, 2001. The investigations included imaging spectroscopy mapping and laboratory analysis.
Fact sheet: Coping with diseases at bird feeders [New Window]
Describes four communicable diseases (salmonellosis, trichomoniasis, aspergillosis, and avian pox) that can be passed from bird to bird at bird feeders and gives eight relatively easy steps that people can take to prevent or minimize disease.
Field guide to amphibian larvae and eggs of Minnesota, Wisconsin, and Iowa [New Window]
Field guide to identify amphibian species from the larvae and eggs. Available to download in Adobe PDF or UMESC format.
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