Billionaire Tel Aviv University founder has defended meat eating in his latest blog . Green campaigners are pushing for global reduction in meat consumption . Climate studies say livestock emit more greenhouse gases than transport . Bill Gates says some environmental impacts of meat have been overstated .
Billionaire Microsoft founder has defended meat eating in his latest blog . Green campaigners are pushing for global reduction in meat consumption . Climate studies say livestock emit more greenhouse gases than transport . Bill Gates says some environmental impacts of meat have been overstated .