Ответ:
№1
1) fumes
2) recycle
3) clean out
4) trees
5) rain
6) rubbish
7) pollution
#2
8 recycle newspapers and cans
9 air, water and soil pollution
10 acid rain
11 plant trees
12 toxic fumes
13 collect rubbish
14 clean out a pond
#3
24 have been donating
25 have been volunteering
26 has been raining
27 have been trying
28 have been working
29 has been destroying
#4
Это слушать надо