Gaseous pollutants from vehicles and factories when in rainwater form acid rain, Acid rain corrodes metals, marble dissolved rivers and ponds, small and It also the acidity of too. It causes respiratory living things in them. Plant increases destroyed problems too.
We should reduce the emission of the pollutants by using scrubbers in industrial plants. Catalytic converters should be used to convert emissions from our vehicles.
Chlorofluorocarbons propellants in or CFCs from coolants in air conditioners and refrigerators layer in our aerosol cans and solvents in electronic industries are destroying the ozone.