1
2
3
4
5
6
7
Subject (ZB):
“...environmental balance...”
8
9
Subject (ZB):
“...environmental balance...”
10
11
12
Subject (ZB):
“...environmental balance...”
13
14
Subject (ZB):
“...environmental balance...”
16
Subject (ZB):
“...environmental balance...”
17
Subject (ZB):
“...environmental balance...”
18
19