निम्नलिखित में

Which layer of Earth's atmosphere is closest to the surface and contains most of the planet's mass of air?

Which are recognized renewable energy sources?

(A) Coal

(B) Solar energy

(C) Wind energy

(D) Natural gas

Match the following environmental activists with their associated movements:

Which of the following are primary air pollutants? 

Match the following environmental treaties with their primary focus:

Match the following influential figures to their contributions to the environmental movement:

Which of the following is correct related to the National Green Tribunal Act, 2010?

(A) It was set up to expedite environmental cases

Identify which of the following statements about the environmental movement in the 20th century are correct:

The headquarters of the International Renewable Energy Agency (IRENA) is in which city?

What does "biodegradation" involve?