Browse USGS by Category and Location

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Here are some USGS Web pages with more information on human impacts and Anywhere:

National Water-Quality Assessment (NAWQA) Program Primary homepage for the National Water-Quality Assessment (NAWQA)Program studying water quality in river, aquifer and coastal water basins throughout the nation. Links to reports, data, models, maps and national synthesis studies. (Score: 2.070)

Assessing the impacts of climate variability and change on the Nations resources Site for a USGS project under the U.S. Global Change Research Program for a national assessment of the impacts of climate variability and change on resources with links to impacts in Alaska, western U.S., public lands, and water resources. (Score: 1.000)

Biological soil crusts: webs of life in the desert Fact sheet on the need to protect biological soil crusts in the desert. These crusts are most of the soil surface in deserts not covered by green plants and are inhabited by cyanobacteria (blue-green algae) and other organisms useful to the ecosystem. (Score: 1.000)

Effects of Ecological Processes and Human Impacts on Biological Resources (Score: 1.000)

Scientists examine the seas our ancestors fished to better understand todays changing oceans News release on study of the long-term effects of fishing to provide a framework for repairing coastal marine ecosystems that have been overfished for centuries. (Score: 1.000)

International Wildlife Conservation--Ecological Processes and Human Impacts (Score: 0.887)

Land use history of North America (LUHNA) Report prepared with NASA on the importance of a historical context for understanding ongoing changes in land cover and land use in North America and the effect on the environment. Site contains primarily contents of a book edited by T.D.Sisk. (Score: 0.811)

Patuxents effects of ecological processes and human impacts on biological resources--wildlife population ecology List and brief abstracts of projects on wildlife population ecology at the Patuxent Wildlife Research Center. (Score: 0.811)

International Program at the Earth Resources Observation Systems (EROS) Data Center - Data portal to Africa Overview of the African component of the international program at the EROS Data Center bringing Geographic Information Systems (GIS) technology to Africa with archives, data, partner links, publications, workshops, and search interface for project links. (Score: 0.780)

Analyzing land use change in urban environments Describes the USGS Urban Dynamics Research Program that studies landscape changes resulting from the growth of metropolitan regions over time. (Score: 0.690)

Environmental Affairs Program 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. (Score: 0.690)

Global change research - earth surface dynamics Homepage for USGS Global Change Research projects which seek to understand the interrelationships among earth surface processes, ecological systems, and human activities. Links to projects with descriptions and products and downloadable poster. (Score: 0.690)

Human Health Database Central site providing links to USGS databases and homepages providing significant data and information on research related to human health. (Score: 0.690)

Nonindigenous species Article from Status and Trends of the Nations Biological Resources on problems and legal issues of the human introduction of nonindigenous species including economic losses and loss of biodiversity with the extinction of native species. (Score: 0.690)

Patuxents effects of ecological processes and human impacts on biological resources--invasive species List and brief abstracts on research projects on invasive species, the ecology of introduced species, and developing management strategies at Patuxent Wildlife Research Center. (Score: 0.690)

Patuxents effects of ecological processes and human impacts on biological resources--landscape and ecosystem management List and brief abstracts on projects on landscape and ecosystem management at Patuxent Wildllife Research Center. (Score: 0.690)

Pollinator declines Discussion of the decline of domesticated honeybees, butterflies, moths, birds, bats and other mammals that have play a crucial role in the pollination of flowering commercial and wild plants with links to related information. (Score: 0.690)

Status and trends of the Nations biological resources This report is major publication on national biological resources that compiles and presents status and trends information for use by resource managers and the public. Presents detail information on ecosystems, plants, and animals. (Score: 0.690)

Water science for schools: land subsidence Site for elementary school studies on land subsidence with links to land subsidence in California, wells, ground-water quality, sinkholes, glossary, and a random link. (Score: 0.690)

Human Impacts on the Landscape (Score: 0.585)

Fish passage through dams in large temperate floodplain rivers: an annotated bibliography Report discribes 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 (Score: 0.535)

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About human impacts:

Definition: Anthropogenic stress (or stress caused by human activity) on the natural environment. [EPA: Global Warming: Fundamentals link]