air

annihilation

barrel

bionomics

blaze

burn

cloud

coal

contamination

damage

drill

ecology

economy

emissions

energy

environment

environmental

factory

fire

flambeau

flame

flare

flaring

fossil

fuel

gas

gasoline

heat

high

industrial

industry

inferno

methane

mining

natural

oil

petroleum

plant

pollution

power

refinery

rig

sky

smog

smoke

technology

torch

toxic

tube

warming