Is cow poop an answer to global warming problems?
The four-cambered stomachs of cows have microbes that convert food into methane during the digestive process.
Dec 04, 2016, 06:11 AM IST
The four-cambered stomachs of cows have microbes that convert food into methane during the digestive process.
Dec 04, 2016, 06:11 AM IST