EVERYDAY SCIENCE

Detailed explanation-1: -Any undesirable change in the physical, chemical or biological characteristics of air, land and water that affect human life adversely is called pollution.

Detailed explanation-2: -Pollution is a degradation or an undesired change in air, water, or soil that affects the health of living things.

Detailed explanation-3: -Pollution is defined as any undesirable change in the physical, chemical and biological characteristics of the air, water or soil in our environment.

Detailed explanation-4: -pollution-is an undesired change in air, water, or soil that adversely affects the health, survival, or activities of humans or other organisms.

Detailed explanation-5: -Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories.