Some years ago I set out to try to understand if there was a possibility to develop biofuels on a scale that would actually compete with fossil fuels but not compete with agriculture for water, fertilizer, or land.

幾年前，我開始試圖瞭解是否有辦法開發出能夠與化石燃料競爭，但又不與農業爭奪水、肥料或土地的生物燃料。