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Looking for sites in Regional, North America, United States, Washington, DC, Science and Environment ? ActiPages covers a large variety of annotated web sites related to Regional, North America, United States, Washington, DC, Science and Environment. This category lists wide range of carefully selected web sites in Regional, North America, United States, Washington, DC, Science and Environment.

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Audubon Naturalist Society - Independent conservation organization serving the Washington D.C. metropolitan region. Find programs, classes, current issues, news, and information about sanctuaries in Maryland and Virginia.
Audubon Society of the District of Columbia - Field trips, events, birding around D.C., Logan Meadow sanctuary and newsletter articles.
Biodiversity Database of the Washington, D.C., Area - Searchable database of information and images. Includes organisms and regional nature and preservation areas in the D.C. area.
Bushmeat Crisis Task Force - Headquarters for consortium of conservation organizations and scientists dedicated to the conservation of wildlife populations threatened by commercial hunting of wildlife for sale as meat.
Capital River Relief - Coalition of organizations and individuals focused on cleaning up the Anacostia and Potomac Rivers. Features cleanup schedule, photo gallery, press kit, and FAQs.
Casey Trees Endowment Fund - A project to restore the tree canopy of Washington, DC, administered by the Garden Clubs of America. Includes a review of the street tree inventory carried out in 2002.
Cool Capital Challenge - A voluntary program to reduce the DC area's carbon dioxide emissions. Has a carbon footprint calculator, tips, news and resources.
D.C. Science Writers Association - An organization of science writers and editors from nearly all the major news outlets in the Washington area that meets monthly for tours, symposia, and professional development.
DC Department of Health - Environmental Health Administration - Works to prevent and control environmentally related diseases while protecting and preserving the ecological system in the district. Features a guide to the bureaus and divisions that make up the Administration.
DC Greenworks - Non-profit organization supports projects and provides information on low-impact storm water management and urban forestry. Includes information on green roofs, rain gardens, and tree care.
DC Nature - Photo galleries of DC area wildlife created by a local group of nature photographers.
DC Urban Gardeners - Nonprofit volunteer organization. Has information on gardening, community gardens, clubs and groups.
District Department of the Environment - Promotes energy efficiency through conservation, education, and fuel assistance programs and by regulatory intervention. Includes consumer information, a description of agency programs, a guide to resources in its library, an events calendar, and links to related sites.
Earthquake History of the District of Columbia - Seismic history of DC from the National Earthquake Information Center.
FORCE - Friends of Rock Creek's Environment - Nonprofit organization promotes a healthy and sustainable Rock Creek watershed. Has news, information and links.
Flora of the Washington-Baltimore Area - Offers information about flora native to the area. Includes a specimen database, projects, spring flowering records and a gallery.
Friends of the Earth DC Environmental Network - A consortium of conservation organizations that meets regularly to focus on environmental problems specific to the region, exchange information, and coordinate strategies. Includes background documents [PDF].
HowStuffWorks: Exploding Manholes - Information on the frequent mishaps under the streets of the city.
Maryland-National Capital Park and Planning Commission - Acquires, develops, maintains and administers a regional system of parks in Montgomery and Prince George's Counties in Maryland.
National Capital Area Skeptics - Group promoting critical thinking and scientific understanding. Includes information about events, newsletters, and a document library.
Pre-Columbian Society of Washington, DC - Promotes interest in Pre-Columbian cultures through annual symposia, monthly meetings, and a newsletter. Includes newsletter index.
Sierra Club: Washington, DC Chapter - News and issue information from the local chapter of the environmental organization.
The Nature Conservancy - Maryland/District of Columbia - Works to protect critical natural lands. Features places protected, events, news and volunteer opportunities.
Urban Land Institute - Non-profit research and education organization focusing on the use of land to enhance the environment.

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