Tuesday, March 3, 2009

Task-2

The global warming is a real problem facing the world. The scientists said to us that definition of global warming is an increase in earth’s temperatures. There are many causes and effects of global warming. In this paragraph I will explain the definition of global warming,land the causes and effects of global warming.

The global word means international and warming means the heating, so it is international problems and we as people, governments, companies must work together to face this problem. There are many causes of this problem and one of them is to use CFCO2 gas which is used in A/C and freezers. The modern countries don’t use it anymore, but poor countries use COFCO2 in the A/C and freezers. The COFCO2 caused the ozone layer hole which causes many effects in this area. Another problem is transport smokes which releases dangerous gases into the air. These gases increase the heat in the air . The factories and power stations in the world produce many types of gases and high amounts of them in the air.
The problem has many difficult effects on people and animals. The ozone layer hole caused cancer and many diseases to human and animals. The heat changed the climate in some countries and bad weather affected many countries.

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