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

Degree Confluence Project
- Contains photographs of the intersections of integer latitude and longitude degree lines for Massachusetts project sites.
- http://www.confluence.org/region.php?id=10

U.S. Geological Survey
- Science information for the state includes real-time reports for drought, water data, earthquake activity and mineral Information.
- http://www.usgs.gov/state/state.asp?State=MA

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.
- http://www.surfrider.org/massachusetts/

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.thetrustees.org/

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

National Earthquake Information Center: Massachusetts
- Includes current earthquake information, near real time earthquake list, seismicity map and earthquake history of the state.
- http://gldss7.cr.usgs.gov/neis/states/massachusetts/massachusetts.html

Massachusetts State Science Fair
- Information about the fair, sponsors, donors, how to enter, judging criteria and awards.
- http://www.scifair.com/

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.chelseacenter.org/

North Quabbin Woods
- Information about forest based recreation, woodworking businesses, and management in the North Quabbin area.
- http://www.northquabbinwoods.org/