Including the closely related term air pollution.
… an important role in sucking the main greenhouse gas carbon dioxide from the atmosphere and storing it as carbon. They also provide a home for nature, clean up air pollution and reduce flood risk. According to the Government's National Forest Inventory (NFI) 6% of the Stevenage area is woodland. The highest proportion in similar areas is 20%. The Stevenage area should aim to increase tree cover to 20…