| Abbreviation | Definition |
|---|---|
| KEEPS | Kanaka Education Environmental Partnership Society |
| KEES | Keystone Environmental ePermitting System |
| KELP | Kansas Environmental Leadership Program |
| KELP | Kelp Environmental Learning Project |
| KELP | Kotuku Environmental Labourer Project |
| KEPA | Key Environmental Performance Areas |
| KEPS | Kalash Environmental Protection Society |
| KEPS | Kuwait Environment Protection Society |
| KFCA | Kentucky Forest Conservation Act |
| KFCB | Keep Forsyth County Beautiful |
| KFCB | Keep Franklin County Beautiful |
| KFCG | Keep Fort Collins Great |
| KFCP | Kalimantan Forest And Climate Partnership |
| KFCP | Kalimantan Forest Carbon Partnership |
| KLNP | Kainji Lake National Park |
| KM | KiloMeter |
| KMFP | Kilum Mountain Forest Project |
| KNZ | Konza Prairie Research Natural Area |
| KPPC | Kentucky Pollution Prevention Center |
| KRS | Recycling Systems |