Southern Maryland Environmental Groups

http://maryland.sierraclub.org/southern-md/

Sierra Club So MD Group is the local chapter of the national environmental organization devoted to the preservation, protection, and enjoyment of natural resources and public health.

http://geocities.com/smdaudubon/

Serving the people of the Southern Maryland Counties: Calvert, Charles, St. Mary's and Lower Prince George's. The public is enthusiastically welcomed at all of our activities, but we invite you to join us as Members to fully enjoy the benefits our chapter has to offer. Get to know the natural world of Southern Maryland, its environmental community, and our efforts in protecting our values.