This 7)
7) and 'sleep' in the same way!
3. Water and soil pollution
(gather) in clouds with the oxygen and water in the atmosphere it becomes acid. The polluted (carry) by the winds across long distances far away, When it rains, this pollution lands on trees, (call) acid rain, but there is actually acid fog', 'snow'
When acid falls into lakes, streams, rivers and seas, they become toxic. This is water pollution, because of it fish and
(kill) or wiped out. When acid rain flows throw the soil, threes and plans 9)
plant species 8) Also serious damage to important buildings and objects 10)
(cause) by acid rain.
(poison).