Energy
- EnergyReady
- Energy Star
- Maryland Energy Administration
- Pfister Energy of Baltimore
- Seven Seas Energy
- Solar City
- The Nature Conservancy's Carbon Calculator
Food
- Community Food Security Coalition
- Community Supported Agriculture
- Composting in Baltimore City
- FoodRoutes
- Green Kitchen Stories: Healthy Vegetarian Recipes
- Johns Hopkins Center for a Livable Future
- Maryland Food System Map
- National Family Farm Coalition
- Project Jump Start
- Real Food Farm
- Sustainable Table
General Resources
- African American Environmental Association
- American Association for the Advancement of Sustainability in Higher Education
- Baltidome: Green Guide and Insider Events
- Baltimore Green Map
- Baltimore Green Works
- Baltimore Office of Sustainability
- Baltimore Sustainability Plan
- B'More Green
- Buy Local Baltimore
- Caelus Green Room
- Green Events Newsletter (Baltimore)
- Green Education Foundation
- Hopkins Sustainability
- Maryland Department of the Environment
- Maryland Green Registry
- Practically Green
- U.S. Green Building Council
Health
- EnviRN Knowledge Network
- Health Care Without Harm
- Maryland Hospitals for a Healthy Environment
- Practice Greenhealth
- University of Maryland Medical Center Goes Green
Parks & Gardens
- Baltimore Green Space
- Baltimore Tree Trust
- City Blossoms
- Cylburn Arboretum
- Irvine Nature Center
- Living Classrooms
- Maryland Environmental Trust
- Parks & People Foundation
- TreeBaltimore
- University of Maryland Home and Garden Information Center
Recycling
- Baltimore Single Stream Recycling
- Goodwill Industries of the Chesapeake
- Howard County: What Should I Do With ... ?
- Second Chance
- TerraCycle
