The Club of Rome, a global think tank published a book in 1972 entitled:

Limits to Growth

The correct answer is Option (2) → Limits to Growth

The Club of Rome, a global think tank, published a book in 1972 entitled Limits to Growth, dramatising the potential depletion of the Earth’s resources against the backdrop of rapidly growing world population. International agencies, including the United Nations Environment Programme (UNEP), began holding international conferences and promoting detailed studies to get a more coordinated and effective response to environmental problems. Since then, the environment has emerged as a significant issue of global politics.