And another idea that I had as well, that was brought forward by an ecologist -- he basically did a calculation where he took one liter of gas and said, well, how much carbon it would take, and how much organic material?
そしてもう１つ あるエコロジストによりもたらされた考えがありました 1リットルのガソリンを生み出すために どれだけの炭素が必要か どれだけの有機物が必要かを 彼は計算しました