197111
Acid Rain
- Rainfall with a pH
of >5.6 is acid rain
- How acid rain occurs
- 1) Fossil fuels are
burned in cars,
factories etc.
- 2) Gases called sulphur dioxide
& nitrogen oxide are released
into the air & blown by the wind
- 3) The gases mix with rain to
form sulphuric & nitric acids
which becomes acid rain
- 1) Fossil fuels are
burned in cars,
factories etc.
- Acid rain damages
crops, trees, fish,
buildings & human health
- Effects of Acid Rain
- Agriculture
- creates acidic soils
- leaching
- Norways soils are
10 times more acidic
than 50 years ago
- creates acidic soils
- Forests
- leaching
- trees become
malnourished
- more than half of Germanys trees
have been damaged by acid rain
- leaching
- Tourism
- Agriculture
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