Enviromental problems (II). Water sources and the atmosphere

It is the result of harmful emissions of sulphur dioxide, suspended particles and nitrogen oxides, from power stations, industry and transport

• Overexploitation of waters

• Desertification

• Erosion

• Amospheric pollution

It is the excessive consumption of freshwater and aquifers as a result of agrarian, urban and industrial usage. As a consequences, the discharge levels of some rivers drop below the minimum levels necessary to ensure the life of aquatic ecosystems.

• Pollution (water)

• Overexploitation

• Pollution (air)

• None of the answers is correct

The quality of water is reduced an aquatic plants and animals disappear

• Pollution

• Climate change

• Global warming

• Relief alteration

Some mines, quarries and transport infrastructure alter the ________. The landscape is marred and its economic value is lost.

As a consequences, the discharge levels of some rivers drop below the minimum levels necessary to ensure the life of aquatic ecosystems.

• Pollution

• Relief alteration

• Overexploitation

• Erosion