Threats to The Environment

Environmental sustainability

An environmental condition that remains the same without any reduction of natural resources, with assured quality of the environment.

Climate change

The change in temperature of the earth, rainfall distribution & drastic changes of the winds.

Greenhouse gases

Carbon dioxide, methane, nitrogen oxide and chlorofluorocarbon (CFC)

Greenhouse effect

Heat energy is trapped due to the increment of greenhouses gases in the atmosphere

El Nino phenomenon causes:

Extreme hot and dry weather which results in drought

La Nina phenomenon causes:

Unusual heavy rain which resulted in a serious flood.

Deforestation

The action of clearing a wide area of trees on a large scale.

Eutrophication

A process that occurs when the water ecosystem becomes rich with nutrients, resulting in changes to the structure of the ecosystem.

Three main types of pollution

Air pollution, thermal pollution & noise pollution.

Population growth explosion

Increase in the total number of humans living in a certain area.