Petroleum is a non-renewable resource, and many oil fields are now getting depleted because of massive demand by consumers and industries that use fossilfuel products.
石油是一种非再生性资源，由于消费者和使用矿物燃料产品的工业的大量需求，许多油田即将枯竭。
2
The non-organic apple may have been sprayed with pesticides, but it requires less fossilfuel to reach the consumer and is a less polluting to the planet.
非有机苹果可能已喷过杀虫剂，但它需要较少的化石燃料到消费者手里，对地球是污染也较少。
3
The European Union, for example, wants 5.75% of all transport fuel to come from non-fossil sources by 2010.