Vertical Farming

Vertical farms grow crops in stacked layers inside climate-controlled buildings.

垂直農場在氣候可控的建築內分層堆疊種植作物。

Instead of soil, the plants are usually fed by nutrient-rich water.

植物通常不用土壤，而是靠營養豐富的水來供養。

Because the environment is carefully controlled, pesticides are rarely necessary.

由於環境受到精心控制，很少需要使用殺蟲劑。

These farms can also produce food all year round, regardless of the weather.

這些農場還可以全年生產糧食，不受天氣影響。

Supporters argue that they could ease the pressure on agricultural land.

支持者認為，它們可以減輕農地的壓力。

Critics point out that artificial lighting consumes an enormous amount of electricity.

批評者指出，人工照明會消耗大量電力。

For now, the approach works best for leafy greens and herbs.

目前，這種方法最適合種植葉菜和香草。

Staple crops such as wheat and rice remain far too expensive to grow indoors.

小麥和稻米等主食作物在室內種植仍然太過昂貴。

Whether vertical farming becomes mainstream will largely depend on cheaper renewable energy.

垂直農業能否成為主流，在很大程度上取決於更便宜的再生能源。