| Abbreviation | Definition |
|---|---|
| AWED | Alliance for Wise Energy Decisions |
| AWFS | AquaTower Water Filtration System |
| AWHA | Africa Weather Hazards Assessment |
| AWIC | Atrazine Watershed Information Center |
| AWIN | Assessing Wastewater Infrastructure Needs |
| AWO | animal welfare organisation |
| AWO | animal welfare organization |
| AWOP | Annual Wildfire Operating Plan |
| AWPC | Artment Of Water Pollution Control |
| AWQMS | Ambient Water Quality Monitoring System |
| AWRE | Australasian Waste and Recycling Expo |
| AWRP | Advanced Water Recycling Plant |
| AWS | Alternative Water Supply |
| AWTR | American Waste Transport And Recycling |
| AWV | American Warming and Ventilating |
| AWW | Alabama Water Watch |
| AWW | Aspen Wilderness Workshop |
| B | Bear |
| BAAQMD | Bay Area Air Quality Management District |
| BADC | British Atmospheric Data Centre |