Connecticut Council on Environmental Quality
- State agency that monitors environmental trends in Connecticut and makes recommendations for improving state environmental policies.
- http://www.ct.gov/ceq/

Bristol Resource Recover Facility Operating Committee
- Administers solid waste disposal processes for fourteen towns mid-state. Offers information on recycling, news, press releases and a newsletter in PDF format.
- http://brrfoc.org/

Public Archaeology Survey Team, Inc.
- Private nonprofit organization which specializes in archaeological and historical research and public education in the Northeast.
- http://www.past-inc.org/

The Nature Conservatory: Connecticut
- State chapter news and information on activities, programs, field trips and events.
- http://nature.org/wherewework/northamerica/states/connecticut/

The Connecticut League of Conservation Voters
- Bi-partisan, statewide, non-profit organization dedicated to protecting Connecticut's environment by making it a priority for elected leaders.
- http://www.ctlcv.org/

Connecticut Academy of Science and Engineering
- Private, nonprofit, public-service institution that identifies and studies scientific and technological issues that affect Connecticut.
- http://www.ctcase.org/

CURE
- Not-for-profit organization that acts as a forum for Connecticut's bioscience research organizations.
- http://www.curenet.org/

Natural Resources Conservation Service: Connecticut
- State agency of national organization provides information on programs, resources, legislation, news and education.
- http://www.ct.nrcs.usda.gov/

Connecticut Fund for the Environment
- Statewide organization which uses law, science and education to defend and improve air and water quality, control toxic contamination, minimize the impact of highways and traffic congestion, protect public water supplies, and preserve open space and wetla
- http://www.cfenv.org

Connecticut Forest and Park Association
- Private, nonprofit organization dedicated to the conservation and enhancement of Connecticut's natural resources, including its forests, parks, trails, wildlife and water.
- http://www.ctwoodlands.org/

Connecticut Chapter Sierra Club
- Environmental organization provides articles, photos, events calendar and information on legislative priorities and volunteer opportunities.
- http://connecticut.sierraclub.org/