The Central Pollution Control Board (CPCB) is a statutory organization under the Ministry of Environment, Forest and Climate Change, established under the Water (Prevention and Control of Pollution) Act, 1974, and also entrusted with the powers and functions under the Air (Prevention and Control of Pollution) Act, 1981. Its broad functions include promoting the cleanliness of streams and wells, improving the quality of air, preventing, controlling or abating pollution.