Monday, 18 January 2016

Climate Change & The Impact of Climate Change

Fire engulf the bone dry forests of Indonesia. Tornadooes shred parts of the US. Droughts sap the Australian outback. Floods swarm the otherwise parched Ethiopia. Deadly storms lash china's coastal provinces. Central Pacific islands receive a bumper harvest of 7 cyclones ! Fires sweep across the fragile rainforests of South America and thousands of living beings the world over fall prey to the violent mood swings of the EI-Nino.
Climate, like ant other physical phenomenon, is not state but fairly dynamic. It greater or less degree it is ever changing. Till recently, the concept of climate change was considered of academic importance. It was only during the past few decades that scientists began to recognized the inherent variability of climate on all time scales. Furthermore, now there has been an ever-growing awareness among the general public and the government of the possible variability of the earth's climate. In other words, climate change is viewed as a  matter of great concern for the future.
The Impact of Climate change :-
It has been conclusively proved that climate change is attributable to human intervention. Carbon dioxide, emitted mainly by the burning of fossils fuels, and the emission of methane, nitrous oxide, CFC's and other greenhouse gases thickens the blanket of greenhouse gases over the earth's atmosphere, upsetting the natural flow of energy from the sun. Deforestation accelerates global warming by reducing the absorption of carbon dioxide in the atmosphere.
It has been conclusively proved that climate change is attributable to human intervention. Carbon dioxide, emitted mainly by the burning of fossils fuels, and the emission of methane, nitrous of fossils fuels, and the emission of methane, nitrous oxide. CFC's and other greenhouse gases thickness the blanket of greenhouse gases over the earth's atmosphere, upsetting the natural flow of energy from the sun.
Based on current emission levels, it is estimated that the global temperature will rise by between 1 degree C and 3.5 degree C by the year 2100; that even after emission levels are stablised, climate change will continue to occur for hundreds of years.
The mean sea level may rise upto 100 cm by the year 2100, causing flooding and submergence of many island and coastal cities.
Inspite of technological change, most of the world's people will continue to be subsistence or small-scale market farmers, vulnerable to climate fluctuations. But unlike ancient societies who could migrate to where cultivation of crops was possible, the world is too crowded for ` habitat tracking'.
To conclude as any coin with two sides, environment science  has two opposite but complementary aspects. One is the impact or influence of the environment upon humans; the other is the human influence or impact upon the environment.
But we must not forget our atmosphere supports us. We have polluted it beyond all levels yet, we have a chance to redeem ourselves. Let us play the role of a protector and give one children a better air to breath.

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