Question

define pollution in brief whch can be understand no defination

Answer 1

pollution is just an unwanted dirt or dust or harmful thing in the atmosphere due to which we face a lot of diseases and problems such as glonal warming, ozone layer depletion which cause skin cancer..
Hope it helps you-_-

Answer 2

hiii!!!

here's ur answer...

what is pollution??

=> the unwanted substances present in air and water which contaminates it and cause harmful effects on living and non living things is called pollution.

pollution is causing because of pollutants only, now what are pollutants - the unwanted harmful elements present in air and water are called pollutants. for example : a carbon-monoxide, suphur monoxide etc.

causes of pollution :-

1. human activities like burning of wood, cow dung and many other fuels.

2. natural activities like smoke and dust from volcano eruption.

3. factories, power plants, smoke of vehicles.

hope it's enough, if not tell me I will edit.