Global warming and Climate change are the twin growing concern as far as world nations are concerned. These two phenomenon make a lot of serious implications on living organism across the world. Unless a world wide discussion has been undertaken to tackle this issue, it would become disaster that carve the living things in the globe. Through this paper an attempt has been made to know the implications of global warming and climate change on earth . Various national and international level committees and conventions those shed light on issue of climate change also come under the scope of this study. Even though a lot of movements have been undertaken to tackle the issue at national and international level, the concentration of green house gas in the atmosphere is increasing at an alarming rate day by day.