air

atmosphere

blaze

branch

burn

bush

circumambiency

county

danger

dangerous

disaster

ecology

environment

fire

fog

foliage

forest

gravity

green

grey

imminence

jeopardy

landscape

light

lush

menace

misty

morning

mystery

natural

nature

nobody

outdoors

peril

pine

plant

risk

shine

smoke

smoky

spring

summer

through

tranquil

tree

trees

white

wild

wildfire

wood