| Backyard Nature | | Short stories about backyard plants, animals, and ecology by Jim Conrad of Mississippi. |
| Mississippi Geological Society | | Based in Jackson; promotes the pursuit of geology in the state. Information about meetings, field trips, publications, and membership. |
| Mississippi Land Trust | | Conservation easement information, sample documents, organization information, and contact details. |
| MSUcares | | Includes a collection of research-based information about Mississippi farms, homes, and communities. Thousands of publications, information sheets, bulletins, radio and television programs, news articles, and web pages are available for download. |
| Pullen Herbarium | | Collection of vascular plant specimens from Mississippi and the southeastern U.S., at University of Mississippi. Look up plants in the preliminary checklist of the plants of Mississippi. |
| Wildlife Mississippi | | A foundation designed to provide information to its members, landowners and the public about how to conserve, restore and enhance Mississippi's fish, wildlife and plant resources. |
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