Between 2000 and 2006, global methane emissions stabilised but emissions began steadily rising again in 2007.
Double of India's landmass needs to be devoted to biofuels, carbon capture & storage to cap warming at 1.5-deg C.
While methane from cow farms stays roughly 12 years in the atmosphere, CO2 accumulates for millennia.
China's methane emissions are pegged as the world's highest, coal industry accounting for a third of it.
Emissions of nitrous oxide from rice farming in India could be 30–45 times above reported levels.