The problems such as flood, soil erosion, extinction of wild species and global warming can be reduced to an extent by_____

The problems such as flood, soil erosion, extinction of wild species a

1.	The problems such as flood, soil erosion, extinction of wild species and global warming can be reduced to an extent by_____
Answer» The problems such as flood, soil erosion, extinction of wild species and global warming can be reduced to an extent by_____