| Abbreviation | Definition |
|---|---|
| BESF | Barbados Environmental Sustainability Fund |
| BESR | Bulletin of Environmental and Scientific Research |
| BEST | Better Environmentally Sustainable Transport |
| BEST | Biomass Energy Sustainable Technology |
| BEST | Biosolids Ems Steering Team |
| BEST | Boosting Eco Socio Tourism |
| BEST | Bristol Environmentally Sustainable Transport |
| BFEC | Brown Family Environmental Center |
| BfN | Bundesamt für Naturschutz (German) Federal Agency for Nature Conservation |
| BFWWCAPCA | Benton, Franklin, Walla Walla County Air Pollution Control Authority |
| BGES | Biological Geological and Environmental Sciences |
| BGW | Bundesverband der Gas- und Wasserwirtschaft (German: Federation of German Gas and Water Industries) |
| BHEC | Bay Head Environmental Commission |
| BHES | Behavioral Health Environmental Scan |
| BHES | Biological Health and Environmental Sciences |
| BIEC | Book Industry Environmental Council |
| BIER | Beverage Industry Environmental Roundtable |
| BIJLEE | Berkeley India Joint Leadership on Energy and the Environment |
| BIR | Bureau of International Recycling |
| BIRP | Beverage Industry Recycling Program |