Written by: Deeva Shrestha - 28016, Grade VI
Posted on: 23 September, 2021
The addition of harmful substances to the environment is called pollution. The harmful things are called pollutants. There are three types of pollution: air pollution, water pollution and soil pollution.
The harmful substances in air are called air pollution. Causes of air pollution are:
Polluted air causes respiratory diseases, nervous disorders, nausea and headache. Sometimes, it causes acid rain.
The harmful substances in water are called water pollution. Causes of water pollution are:
If the water is polluted the aquatic animals die and we get different kinds of diseases like diarrhea, dysentery, typhoid etc.
The harmful substances in soil are called soil pollution. Causes of soil pollution are:
If the land is polluted then the plants can't grow properly and non-biodegradable waste does not let air go inside the soil which results in the reduction of fertility soil.
Prevention of pollution are:
We should keep our environment clean. We should save our earth and the life on it. The main step to keep our environment clean is to follow the 3 R's which are reduce, reuse and recycle.