Worldwide food production requires around 30% of the total soil available, 20% of fossil fuel energy and a major part of the fresh water flow3.
世界粮食生产大致需要30%全球土地，20%化石能源和大部分的淡水流量。
The chemical energy in a gram of glucose is nearly half the amount available from petrol, a famously energy-dense fuel.
一克葡萄糖所含有的化学能量相当于半克汽油能产生的能量，原油是众所周知的能源密集型燃料。
More or less each entry point increases the amount and pace of photonic energy available to fuel earth's continued ascent forth.
或多或少，每一次（恒星门的）进入都增长了为地球持续进化而提供燃料的光子能数量与速度。
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