Global climate change has become a major cause of concern due to increase in atmospheric concentrations of greenhouse gases (GHGs). Climate change affects animal production and wellbeing, especially due to increase in ambient temperature. Methane is a potent GHG, emitted as a result of enteric fermentation of feed by ruminants. Enteric fermentation is responsible for about half of the total methane emission in India. For more details please browse the link below: http://www.dairyknowledge.in/sites/default/files/book/fbook/Methane-Emis...