global greenhouse gas emissions

“It's responsible for something on the order of six to eight percent of global greenhouse gas emissions, right up with steel for the largest source of industrial emissions in the world.”

“Fertilizer production represents something like one and a half percent of Global greenhouse gas emissions, maybe up to two percent. N two O emissions on fields in, in soil represents like five percent.”

“And the result is that on a per capita basis we had all greenhouse gas emissions peak in the 19 seventies. In particular methane and nitrous oxide emissions were peaking in the 19 seventies. CO₂ emissions didn't peak, but Into well into this century per capita…”