1
Land Pollution
2
Air Pollution
3
Land Pollution
4
Noise Pollution
5
Air Pollution
6
Air Pollution
7
Water Pollution
8
Land Pollution
9
Water Pollution
10
Water Pollution
11
Noise Pollution
12
Water Pollution
13
Air Pollution
14
Noise Pollution
15
Noise Pollution
16
Water Pollution
17
Land Pollution
2
4
10
15
7
8
1
5
6
17
11
3
16
9
14
12
13
