Question

harmful effects of man-made changes in surroundings​

Answer 1

Answer:

pollution

hole on ozone layer due to global warming

Explanation:

Hole on ozone layer due to global warming b'coz when we burn any plastic item the nitrogen, carbon dioxide, methane gas liberate which further cause raise in temperature

Answer 2

Answer:

global warming, water pollution deforestation and over usage of non renewable energy sources