Across
- 3. resources that can be replenished over a short period
- 6. through which hypertension, asthama and respiratory problems are caused
- 7. felling of trees on a massive scale
- 8. all those conditions and their effects which influence human life
Down
- 1. forests cleared for the development of townships
- 2. one of the multipurpose river projects
- 4. activities which challenge the purity of the environtment
- 5. loss of upper layer of soil due to strong winds or floods