Increase in global warming will result in dramatic rise in all kinds of disease, and other life hazards. The purposeof this paper was mainly focused on the assessment of the current trends and debates of environmental conventions and policy implications that are existing at the international level. The result showed that alarming changes in ecosystems, agriculture, sea level rise, ocean acidity, food insecurity, lack of access to fresh water, and absence of rainfall are from the major consequences of changes in climate that leads millions of people, and animals to deathand migration from their village. Thus, the issue of climate change seeks to offer policies that would enable people along the globe to live better, happier, longer and more fruitful life.