Related by context. Frequent words. (Click for all words.) 61 firefighting 52 wildland fire 49 CAL FIRE 48 wildland fires 45 wildland 45 retardant 45 wildfires 44 fire retardant 44 battling blazes 44 aircraft 43 helicopters 43 Firefighting 43 CDF 43 wildfire 42 CalFire 42 forest fires 42 cloud seeding 42 unmanned aerial vehicles 42 Helicopters 41 Helicopter 40 aerial refueling 40 prescribed burns 40 firebreaks 40 Forest Service 40 C #J [002] 40 airplanes 40 aerial 40 Globemaster III 39 tinder dry 39 fire retardants 39 aerial reconnaissance 39 firefighters 39 Globemaster 39 aerial tankers 39 aerial ladder 38 Aircraft 38 rotorcraft 38 helicopter 38 crop dusting 38 UAVs 38 de icing 38 medevac 38 aircrews 38 aerobatic 38 aerial spraying 38 dozers 37 Lake Tahoe Basin 37 Wildfire 37 Aviation 37 Blackhawk helicopters 37 planes 37 crop dusters 37 bushfires 37 Tahoe Basin 36 Forestry 36 Flying Fortress 36 unmanned aerial 36 aircrafts 36 paramedic 36 airlift 36 blazes 36 pumpers 36 bushfire 36 F#s [003] 36 rotary wing 36 Air Methods 36 squadron 36 Blackhawk helicopter 36 copters 35 Esperanza Fire 35 dozer 35 Sikorsky S 35 unmanned 35 UAV 35 Incident Management 35 Fire Protection 35 Santa Ana winds 35 tankers 35 electronic warfare 35 fire 35 airdrops 35 pumper 35 forest thinning 35 Smokey Bear 35 Air Force 35 engines 35 Global Hawk 35 Incident Commander 34 Shasta Trinity National 34 unmanned aircraft 34 crews 34 heli 34 Hotshots 34 backcountry skiing 34 wildlands 34 Airplanes 34 twin engine 34 battalion chiefs 34 pilotless drones 34 remote sensing 34 Aero