Different emergency sirens could mean different threats / people could understand them
Terraces could be good for climate adaptation / droughts / preventing fires / landslides
Homemade, affordable air purifiers could be created
The U.S. power / electric grid could be updated, safer, have backup capability, and/or be nationalized
Satellites, drones, and artificial intelligence could battle wildfires
Cloud seeding could cause rain to reduce temperatures and cause rain
Power lines could be underground
Oxygen starvation bombs/balls could extinguish fires
BBQ / good food could be served after natural disasters / for refugees and war victims
RVs could be provided after natural disasters
Cigarettes could self-extinguish
The air could be spared
Effective forest management could prevent wildfires
Volunteer prison firefighters could become firefighters after release
Drones could be used to fight fires
Defensive burning could prevent wildfires
No more cigarette butts
Defensible space around homes could prevent wildfires
Goats, cows, and sheep could be lawnmowers