_eforestation
D
___actory
F
___ainforest
R
_ittering
L
___cean
O
___ollution
P
recycling __ins
b
melting ice __aps
C
F__rest
O
__lobal warming
G
the ___rctic
A
__ubbish in seas and oceans
R
Chemical ___aste
W
_useum
M
__olluted rivers
P
w___tlands
e
Alternative __nergy
E
____arth
E