Name the gases which disolove in rain water before it reaches the ground. Whatharm can be caused by these gases.

The gases like SO2 (sulphur dioxide) and NOX (nitrous oxides or nitric oxide) are present in the upper atmosphere. when rain falls these oxides get dissolved in rain water before reaching the ground and makes the rain water acidic commonly known as acid rain.It can have harmful effects on plants, aquatic animals, and infrastructure.

Following are the harmful effects of acid rain:

• Dissolves nutrients essential for plant growth

• Causes respiratory ailments in humans

• Affects aquatic ecosystem

• Corrodes water pipes resulting in leaching of heavy metals in drinking water

• Damage buildings made up of stone and metal