Global Warming is a recently developed terminology used for indicating the Combined impact of climatic changes, extremity of temperatures, atmospheric concentration of carbon dioxide, rising trends of natural disasters. The green house gases are accumulating in the atmosphere due to wasteful and luxurious lifestyle o. f human beings. In the broad perspective global warming refers to increase in average temperature of the earth in close vicinity of near surface air and ocean in recent decades and its projected continuation caused by steadily thickening blanket of human induced green house gases (GHG) such as carbon dioxide, methane, nitrous oxide and fluorinated gases used in refrigeration and semi-air conditioner anufacturing. In the present conditions, combating climate change is the greatest Challenge of human history. Biological diversity or bio-diversity is that part of nature which includes the ifferences in genes among the individuals of species, the variety and richness of all lents and animal species in different scales in space- locally, in any region, country r world and the types of terrestrial and aquatic ecosystems within any defined rea. This diversity of life of all the three organizational levels- genetic, species and cosystems, is now being rapidly modified by modern man, which may result in a reat loss to future generations.