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