Jo Daviess Conservation Foundation
- Organization information, news, and membership details.
- http://www.jdcf.org/

Openlands Project, Land Protection and Urban Greening
- Dedicated to preserving and enhancing public open space in northeastern Illinois.
- http://www.openlands.org/

Liberty Prairie Conservancy
- Their mission is to protect, restore, and preserve the natural and human history of the area.
- http://www.libertyprairie.org/

Green Earth, Inc.
- Mission is to provide diversity in the human environment throughout the Carbondale area. To acquire areas of natural vegetation or other areas suitable for development such within Carbondale and its vicinity.
- http://www.globaleyes.net/Community/GreenEarth/index.html