By: avletters | July 26, 2016

There is no doubt in the issue that the climate is changing. The magnitude or extent of climate change is projected by different scientific models. The average of many models predict that at higher emission scenario the temperature of the earth is going to raise by 4 degree Celsius above pre-industrial level by 2100 AD which would have a threat to the existence of  humanity. Also at lower emission scenario the temperature is projected to rise to about 2 degree Celsius. The rise in temperature of the earth should be limited to 2 degree Celsius.  According to IPCC to achieve this aim there should be cut in global emission by 50% by 2050 compared to 1990. For this the developed countries like US, European Union and also the emerging economies ...