Q.Causes of pollution are :

The environment is the totality of a person's surroundings — both natural and man-made. These surroundings are also resources: natural (land, water, air, fauna, flora, raw materials) and man-made (cultural heritage, socio-economic institutions, people). Their quality is deteriorating fast, largely because of industrial activity.

Pollution is the injection of harmful substances (pollutants) into the environment beyond its capacity to assimilate them. It changes the physical, chemical and biological characteristics of air, land and water, harms living things, and depletes resources. Waste is generated by all sectors, but industry is the major generator in both quantity and toxicity, and business activities — production, distribution, transport, storage and consumption — are among the most critical sources.

Business causes four kinds of pollution: …