Cows produce a large portion of global methane emissions
Shutterstock/Volodymyr TVERDOKHLIB
Kangaroo droppings could potentially help reduce the amount of methane produced by cows — a major contributor to agriculture’s greenhouse gas emissions.
Methane has a warming effect in the atmosphere that is nearly 30 times more powerful than that of carbon dioxide. About half of global methane emissions come from ruminants such as cattle and goats, which harbor a group of bacteria called methanogens in their stomachs. Methanogens capture and consume hydrogen gas – produced during the digestion of sugars – …