don't forget the termites, as it is not a one off that has a half life, but a continuous process of production. "production of CH4 by termites is probably <15%

don't forget the termites, as it is not a one off that has a half life, but a continuous process of production. "production of CH4 by termites is probably <15% of the global yearly emissions." http://www.nature.com/nature/journal/v301/n5902/abs/301700a0.html http://www.nature.com/nature/journal/v301/n5902/abs/301700a0...