Hurricane and Cyclone: These are violent winds which destroy lives and properties
MAN-MADE CAUSES Air Pollution: This is the release of unwanted or dangerous substances (smoke, fumes of machine, vehicles etc, and noise)into the atmosphere.
Land Pollution: Toxic substance or oil spillage affects our land.
Water Pollution: When pollutants like chemical are injected into rivers, seas etc, marine animals are destroyed and the water becomes poisonous.
Deforestation:It leads to erosion of the soil and increases the occurrence of global warming.
EVALUATION QUESTIONS What is environmental problem?
Mention any four causes of environmental problems.
TOPIC: EFFECTS OF ENVIRONMENTAL PROBLEMS ON THE SOCIETY It leads to destruction of pants and animals.
Environmental problems reduce the productivity of the society as it negates good healthy living.
