f___ f___
forest fire
d___
drought
t___ w___ / t___
tidal wave / tsunami
e___
earthquake
v___ e___
volcano eruption
h___
hailstorm
s___ d___
snow drift
s___
sandstorm
a___ r___
acid rain
t___
typhoon
f___ f___
flash flood
f___
flood
a___
avalanche
h___ / t___
hurricane / tornado
l___
landslide
l___
lightning
f___ w___
fire whirl
t___
thunderstorm
s___
smog
b___
blizzard