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» The Chelsea Center for Recycling and Economic Development - Created by the Commonwealth of Massachusetts to create jobs, support recycling efforts and help the economy and the environment by working to increase the use of recyclables by manufacturers.

http://www.confluence.org/region.php?id=10

» Degree Confluence Project - Contains photographs of the intersections of integer latitude and longitude degree lines for Massachusetts project sites.

http://www.mnla.com/index.php?option=com_content&task=view&id=20&Itemid=40

» Invasive Plant Information - Fact sheets, articles, and other information for about invasive plant species in the state and native alternatives for use in landscape plantings. From Massachusetts Nursery and Landscape Association.

» Massachusetts Chapter of Surfrider Foundation - Organization of surfers and environmentalists dedicated to preserving the New England coastal environment, open access to beaches, and eliminating pollution. Issues information, educational materials, and details of meetings in Boston.

» Massachusetts State Science Fair - Information about the fair, sponsors, donors, how to enter, judging criteria and awards.

http://earthquake.usgs.gov/regional/states/index.php?regionID=21

» National Earthquake Information Center: Massachusetts - Includes current earthquake information, near real time earthquake list, seismicity map and earthquake history of the state.

http://www.epa.gov/superfund/sites/npl/ma.htm

» National Priorities List Sites in Massachusetts - Site-specific resources, including fact sheets, site narratives and Federal Register notices. Provided by the U.S. Environmental Protection Agency.

» North Quabbin Woods - Information about forest based recreation, woodworking businesses, and management in the North Quabbin area.

» The Trustees of Reservations - Statewide nonprofit conservation organization managing landscapes of exceptional scenic, historic, and ecological importance. Guide to sites open to the public, information about conservation and legal mechanisms for protecting land.

http://www.usgs.gov/state/state.asp?State=MA

» U.S. Geological Survey - Science information for the state includes real-time reports for drought, water data, earthquake activity and mineral Information.

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