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https://repository.iimb.ac.in/handle/2074/18839
Title: | Indo-French cooperation in climate change and energy: As part of HEC-IIMB exchange program | Authors: | Yadav, Shrvan Kumar Raja, Abhijit |
Keywords: | Climate change;Environmental issues;Environmental science;Global warming | Issue Date: | 2009 | Publisher: | Indian Institute of Management Bangalore | Series/Report no.: | PGP_CCS_P9_236 | Abstract: | Climate change is inevitable because of past and current emissions. The climate does not respond immediately to external changes, but after 150 years of industrialization, global warming has momentum, and it will continue to affect the earth's natural systems for hundreds of years even if greenhouse gas emissions are reduced and atmospheric levels stop rising. Climate change can be difficult - you could ask the dinosaurs, if they weren't extinct. What happened to the dinosaurs is a rare example of climate change more rapid than humans are now inflicting on themselves. The climate appears to have "tipping points" that can send it into sharp lurches and rebounds. It’s clear that an overstressed world with 6.3 billion people is a risky place to be carrying out uncontrolled experiments with the climate. Global warming is a "modern" problem - complicated, involving the entire world, tangled up with difficult issues such as poverty, economic development and population growth. Dealing with it will not be easy. Ignoring it will be worse. The term ‘global warming’ is one aspect of the broader term ‘climate change’ The principal reason for the mounting thermometer is a century and a half of industrialization: the burning of ever-greater quantities of oil, gasoline, and coal, the cutting of forests, and the practice of certain farming methods. These activities have increased the amount of "greenhouse gases"(GHG) in the atmosphere, especially carbon dioxide, methane, and nitrous oxide. Such gases occur naturally - they are critical for life on earth, they keep some of the sun's warmth from reflecting back into space, and without them the world would be a cold and barren place. But in augmented and increasing quantities, they are pushing the global temperature to artificially high levels and altering the climate. Eleven of the last 12 years are the warmest on record, and 1998 was the warmest year. The average temperature of the earth's surface has risen by 0.74 degrees C since the late 1800s. It is expected to increase by another 1.8° C to 4° C by the year 2100 - a rapid and profound change - should the necessary action not be taken. Even if the minimum predicted increase takes place, it will be larger than any century-long trend in the last 10,000 years. The average sea level rose by 10 to 20 cm during the 20th century, and an additional increase of 18 to 59 cm is expected by the year 2100. The current warming trend is expected to cause extinctions. Numerous plant and animal species, already weakened by pollution and loss of habitat, are not expected to survive the next 100 years. Human beings, while not threatened in this way, are likely to face mounting difficulties. Recent severe storms, floods and droughts, for example, appear to show that computer models predicting more frequent "extreme weather events" are on target. Agricultural yields are expected to drop in most tropical and sub-tropical regions - and in temperate regions too - if the temperature increase is more than a few degrees C. Drying of continental interiors, such as central Asia, the African Sahel, and the Great Plains of the United States, is also forecast. These changes could cause, at a minimum, disruptions in land use and food supply. And the range of diseases such as malaria may expand. Over a decade ago, most countries joined an international treaty - the United Nations Framework Convention on Climate Change - to begin to consider what can be done to reduce global warming and to cope with whatever temperature increases are inevitable. More recently, a number of nations approved an addition to the treaty, called the Kyoto Protocol, which has more powerful (and legally binding) measures. The Protocol’s first commitment period began in 2008 and ends in 2012. A strong multilateral framework needs to be in place by 2009 to ensure that there is no gap between the end of the Kyoto Protocol’s first commitment period in 2012 and the entry into force of a future regime. | URI: | https://repository.iimb.ac.in/handle/2074/18839 |
Appears in Collections: | 2009 |
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PGP_CCS_P9_236_PP.pdf | 1.46 MB | Adobe PDF | View/Open Request a copy |
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