Activity Fuels : Fuels resulting from, or altered by, forestry practices such as timber harvest or thinning, as opposed to naturally created fuels. See: Logging Debris; Natural Fuels
National Wildfire Coordinating Group (NWCG), Glossary of Wildland Fire Terminology, NWCG Program Management Unit, National Interagency Fire Center, Boise, ID, USA 2014. http://www.nwcg.gov/pms/pubs/glossary/pms205.pdf, (For Fr - Amer) {45}