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Human impacts
The effects, intentional or unintentional, beneficial or harmful, direct or indirect, which human activities have upon the environment and living things.
Subtopics:
Land use change (20 items)
Mining hazards (10 items)
Overfishing (3 items)
Overgrazing (1 items)
Abandoned mines and quarries (2 items)
Waste treatment and disposal (19 items)
Dredging (1 items)
Related topics:
Results 31 - 40 of 80 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.
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 processes that affect mineral deposits in the Eastern United States [New Window]
Studies in Eastern United States on massive sulfide deposits in Maine, Vermont, Great Smoky Mountains, and Virginia to assess potential environmental impacts.
Erosion in the Rio Puerco: geography and processes [New Window]
Paper on the accelerated erosion of the Rio Puerco, a tributary of the Rio Grande in New Mexico, which has deepened and widened its channel, or arroyo, since the settlement of the region.
Fish passage through dams in large temperate floodplain rivers: an annotated bibliography [New Window]
Report describes an electronic database of annotated citations relevant to fish passage through dams. Document may be searched using the search form or downloaded as an Endnote, Microsoft Word, or WordPerfect
Fluvial geomorphology studies in Kansas [New Window]
Report of completed studies that have investigated the response of river and stream channels in Kansas to a variety of human-caused and natural disturbances.
Fragile environments: San Francisco Bay wetlands [New Window]
Overview with links to studies on the effects of human activity on the San Francisco estuary with loss of historic fresh and saltwater tidal marshes reducing habitats, introducing contaminants in waste, and creating dredging problems.
Framework for Assessing the Sustainability of Monitored Natural Attenuation [New Window]
Research findings and examples of application to real problems--When can natural processes to reduce, or even destroy, contaminants at toxic waste sites be relied on?
Front Range Infrastructure Resources Project (FRIRP) [New Window]
Home page for the Front Range Infrastructure Resources Project, a demonstration study of the northern Colorado Front Range urban corridor and the entire Rocky Mountain Front Range urban corridor with links to projects, datasets, and publications.
Geologic framework and process of the Lake Pontchartrain Basin [New Window]
Field methods, topics of investigation, shoreline changes, publications, and satellite imagery related to geologic and hydrologic processes affecting Lake Pontchartrain and adjacent lakes which form a large estuary in the Gulf Coast region.
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