| Abbreviation | Definition |
|---|---|
| LCD | Lead Contaminated Dust |
| LCEP | Life Cycle Environmental Profile |
| LCP | Large Combustion Plant |
| LCP | Living City Policies |
| LCPC | Lebanese Cleaner Production Center |
| LCPD | Large Combustion Plant Directive |
| LCRAS | Lower Colorado River Accounting System |
| LDAR | Leak Detection and Repair |
| LEA | Lakes Environmental Association |
| LEAD | Leadership for Environment And Development |
| LEAD | Local Environmental Awareness Development |
| LEAF | Latrobe Environmental Action Forum |
| LEAF | Leaders in Environmental Action for |
| LEAF | Leaders in Environmental Action for the Future |
| LEAF | Legal Environmental Assistance Foundation |
| LEAN | Leanweblouisiana Environmental Action Network |
| LEAN | Louisiana Environmental Action Network |
| LEAP | Lafayette Environmental Awareness and Protection |
| LEAP | Litter Elimination Awareness And Prevention |
| LEAP | Local Environment Agency Plan |