Global Warming: Facts, Causes and Effects

Topics: Global warming, Carbon dioxide, Climate change Pages: 3 (1175 words) Published: October 16, 2013
Dina Mahli PE-Unit 5

Global Warming: Facts, Causes and Effects

Global warming is the greatest challenge facing our planet. It is, in fact, the increase in temperature of the Earth’s atmosphere. It is one of the most current and widely discussed factors. It has a far-reaching impact on biodiversity and climatic conditions of the planet. Several current trends clearly demonstrate that global warming is directly impacting on rising sea levels, the melting of ice caps, and significant worldwide climate changes. In shorter terms, global warming represents a fundamental threat to all living things on earth. Global warming is the term used to describe a gradual increase in the average temperature of the Earth's atmosphere and its oceans, a change that is believed to be permanently changing the Earth’s climate. There is great debate among many people, and sometimes in the news, on whether global warming is real. But climate scientists looking at the data and facts agree the planet is warming. While many view the effects of global warming to be more substantial and more rapidly occurring than others do, the scientific consensus on climatic changes related to global warming is that the average temperature of the Earth has risen between 0.4 and 0.8 °C over the past 100 years. The increased volumes of carbon dioxide and other greenhouse gases released by the burning of fossil fuels, land clearing, agriculture, and other human activities, are believed to be the primary sources of the global warming that has occurred over the past 50 years....
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