1 creature
2 sunlight
3 destroy, ruin
4 have an impact on smb.
5 daily weather report (forecast)
6 mist
7 lead to a glasshouse effect
8 endangered animal species
9 a huge insect
10 throw on the scrap-heap
11 environment
12 water deficiency
13 survive
14 international cooperation
15 a new term
16 a horrible mess
17 a little
18 weapon
19 habitat
20 population