Froth means a mass of small bubbles on a liquid surface. It is also referred to as the aggregation of bubbles on an agitated liquid.
CPCB directs UP, Delhi, and Haryana to ensure treatment of sewage
Central Pollution Control Board (CPCB) has recently asked UP, Haryana, and Delhi to ensure the treatment of sewage. This has been directed to keep a check on the pollution and frothing in River Yamuna. The board has observed frothing and an increase in the level of ammonia in the water of the river due to the discharge of untreated sewage.
The board is presently monitoring 22 drains out of which 14 drains are found to discharge sewage. The board has directed the states to submit an action plan regarding the same.
Central Pollution Control Board
Established in the year 1974, it is an organization under the Ministry of Environment, Forest, and Climate Change. The main aim is to work to control pollution in the country and coordinate the working of state pollution control boards.