As per the IPCC fourth assessment report on climate change, situation is getting worse as time passes. Through the direct observations of changes in temperature, sea level and snow cover in the northern hemisphere during 1850 to the present, it can be concluded that the30
About Auther: Shailesh
Shailesh is post graduate in Environment Management from Forest Research Institute (FRI) University, Dehradun, India. Presently he is working in the areas of Environmental and Renewable Energy Advisory Services. He has started GreenCleanGuide.com during his college days.