- BuildingCommunity Workshop - Nonprofit design center working to improve communities' livability and viability.
- CityDesign Studio - City-sponsored program works to elevate urban design in Dallas while enhancing livability. Projects, presentations and guidelines.
- Dallas County Lepidopterists' Society - Promotes the study of butterflies and moths. Newsletter, checklists with images, resources and hot spots.
- Dallas Regional Science and Engineering Fair - Open to seventh- through 12th-graders. Overview, testimonials from past participants, information on Southern Methodist University's fall workshop, news stories and calendar.
- Green Dallas - City environmental initiative; includes topics and tips.
- Groundwork Dallas - Works to improve and maintain the Great Trinity Forest and surrounding communities. Overview, board, news, hiking trails and pictures.
- Texas Astronomical Society - News, calendar, gallery, store, library, and bulletin board.
- The Better Block - Promotes "complete streets" urban redevelopment by creating demonstration projects to engage the public. Includes information on events locally and elsewhere, the Better Creek plan, and tips for those wanting to start their own project.
- Urban Solutions Center - Texas A&M Extension center fcused on planning and implementing strategies to make cities more livable, convenient, economically attractive and sustainable. Includes information on personnel, projects, departments and topic pages.
- Winston Science - Annual 20-day series of student events and competitions sponsored by the Winston School. Also includes details on the school's Saturday Science Academy, its solar car team and the Dell-Winston Solar Car Challenge.
