Howard Buffett is promoting a brown revolution to improve soil productivity and help feed the world’s billions

Carpe Diem Howard Buffett is promoting a brown revolution to improve soil productivity and help feed the world’s billions By Ellie Winninghoff When it comes to feeding the world’s hungry people, the game-changer is no-till conservation agriculture. “Soil is any farmer’s most valuable working capital,” says Warren Buffett’s son Howard …