Question

Pick out the cause (from below) that enhances environmental degradation:

विकल्प

• Planting of trees.

• Prevention of factory wastes getting mixed up with river water.

• Ban on use of plastic bags.

• Allowing an increase in the level of exhaust fumes emitted by cars, buses, trucks, etc.

Answer 1

Allowing an increase in the level of exhaust fumes emitted by cars, buses, trucks, etc.