TITLE:

Human activities have significantly contributed to global warming.

Topic Sentence:

Human activities such as the burning of fossils fuels and rapid industrialization playing a big part in global warming.

Supporting Sentence 1:

Based on the report of Intergovernmental Panel on climate change, in 2001, the human activity had played an important role in global warming

Supporting Details 1:Fossil fuel burning has produced a large amount of carbon dioxide from human activity since long time ago.

Supporting Details 2:

In this industrial era, the amount of radiation tocsin produced by a lot of industry are increase rapidly in atmosphere.

Supporting Sentence 2:

According to Karl and Trenberth, “Over the past 50 years, human influences have been the dominant detectable influence on climate change.” (Billy A.).

Supporting Details 1:

The usage of fossils fuels in industries, in vehicles and in power plants that supply energy for houses and offices are increasing day by day in every corner in this world.

Supporting Details 2:

The burning of fossil fuels produces carbon dioxide which is not useful for this global. The production of large amount of carbon dioxide creating heat into atmosphere.

Concluding Sentence: These natural phenomena's are affected by human activities which resulted in causing global warming. If human activities had not played contributed the warming would not have been to the extent of harmful results.