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What role has human activity played in causing climate change? Essay

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Below is an essay on "What role has human activity played in causing climate change?" from Anti Essays, your source for research papers, essays, and term paper examples.

The issue that the relationship between human activity and climate change is increasing concerned. Climate change is probably the greatest threat to global ecosystem. Climate is the average weather and influencing by slow changes in features like the ocean, the land and the orbit of the earth about the sun. Attribution to natural and human factors, human activity, to some extent, plays an important role in climate change (UNEPWMO, 2004, P5). This essay clarifies several parts: how human activity influences the climate change, the role of human activity, the impact of natural events.

Human activity that is most likely to have a strong impact on the climate change is the burning of the fossil fuels and deforestation. An example of this is the carbon dioxide emissions. A recent report (UNEPWMO, 2004, P10) stated, a great number of carbon dioxide emissions are the burning of fossil fuels, such as coal, oil and natural gas which used for transportation, manufacture, industrial uses as well as electricity generation. Owing to the development of industry and the use of fossil fuels, the amount of carbon dioxide in the earth’s atmosphere has produced and the average global temperature seems to have risen. What’s more, deforestation can affect climate changes. The growing of trees and plants can absorb carbon dioxide from the atmosphere because of photosynthesis, however, deforestation lead to carbon dioxide emissions. Both of these can lead to global warming of the atmosphere. The report (UNEPWMO, 2004, P10) also pointed out, the burning of fossil fuels and deforestation are altering the composition of the atmosphere and contributing to climate change. In addition, changes in land use play an important effect on climate. For instance, deforestation, desertification, urbanization and agriculture can contribute to climate changes and increase carbon dioxide emissions. Normally, with decaying of vegetation and logging, more and more carbon dioxide add to the atmosphere...

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