1
2
3
4
5
Subject (ZB):
“...environmental balance...”
6
7
Subject (ZB):
“...environmental balance...”
8
9
10
Subject (ZB):
“...environmental balance...”
11
12
Subject (ZB):
“...environmental balance...”
13
Subject (ZB):
“...environmental balance...”
14
Subject (ZB):
“...environmental balance...”
15
17