Climate change is the greatest threat that the world is facing today. Greenhouse effect prevents the heat radiation from earth which causes rising in land and ocean temperature. Major greenhouse gases are H2O, CO2, CH4, and O3. China, USA, India, Russia, and Brazil are the major greenhouse gas emitters. Major sources of greenhouse gas emission are transportation, fossil fuel combustion, industrialization, electricity generation etc. There are many impacts of climate change like increase in wo... Green House Gases, Conclusion Essay, Climate Warming, Food Recipes Vegetarian, Food Recipes Ideas, Greenhouse Effect, Green Environment, Environmental Education, Green House