Methane gas: one of the critical elements of climate change The gases that are liable for Global Warming are called Greenhouse gas (GHGs). Mainly Water vapor (H2O), Carbon dioxide (CO2), Methane (CH4), Ozone (O3), Nitrous oxide (N2O), Chlorofluorocarbons (CFCs), Hydrofluorocarbons (HFCs) of these seven gases are the main components of......