The appearance of green vegetation on the surface of water is known
as eutropie.This green layer on the surface
of water acts as a thick coating that sunlight can not penetrate.
Overexploitation of flora and fauna has led to reduction of species to their extinction .
Massive hunt for some animal species led to the destruction or even their
disappearance.
Smogu of the city - the exhaust gases emitted from cars associated with
industrial gases bring in the
atmosphere pollutants. They can create a suffocating fog, especially when there is
no wind to disperse pollutants. Pollutants can affect breathing.
Acid-rain gases mix with moisture in air and precipitation becomes acidic. Acid rain
destroys plants and animals. Deregulation of the natural balance of the atmosphere is
bad to the earth.The global warming will increase sea levels, regions below sea level
Do'stlaringiz bilan baham: |