Ngā kaupapa kua whakahuatia i roto i tō rapu.
Economic aspects
5
Environmental policy
5
Environmental aspects
2
Environmental economics
2
Climatic changes
1
Ecology
1
Effect of climate on
1
Environmental justice
1
Government relations
1
Human beings
1
Indians of North America
1
Industries
1
International trade
1
Legal status, laws, etc
1
Plant shutdowns
1
Social aspects
1
Sustainable development
1
Unemployment
1
-
1
-
2
-
3
-
4
-
5