农业化学品、农药、肥料污染了我们的环境，毒化了我们宝贵的饮用水供应，并摧毁了价值肥沃的农田。
Agricultural chemicals, pesticides, and fertilizers are contaminating our environment, poisoning our precious water supplies, and destroying the value of fertile farmland.
它也许是把池塘里面的藻类变成燃油，以及把植物肥料变成燃料的的关键，而不是像现在一样把有价值的食物变成生物燃料。
It might be the key to boosting oil yields from algae grown in ponds and to turning plant wastes into fuel, rather than converting valuable food into biofuel, as happens now.
它同时能够减少垃圾和气味，并且产生一种比未经处理的粪便安全许多的有价值的有机肥料。
It will also reduce waste and odours, and produce a valuable organic fertiliser that is safer than raw manure.
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