Pollution is a problem that affects many
plants and animals. Pollution is harmful for plants or poisonous to plants and
animals.
Pollution can occur naturally or be
man-made. Natural pollution includes sandstorms, volcanic eruptions and
wildfires. Man-made pollution, such as from factories, cars and sewage is
caused by people.
There are three basic types of pollution.
Pollution can affect water, air and land so these are water pollution, air
pollution and land pollution.