Climate

氣候

Plants balance our climate. They help take carbon dioxide out of the atmosphere， which can slow down global warming.

植物可以平衡氣候。它們可以從大氣

中吸收二氧化碳，從而減緩全球變暖。

Why Are Plants Important？

植物為什么很重要？

Word Bank

Habitat

棲息地

Plants provide habitats for animals and humans. Rainforests only cover a small part of Earths surface， yet they contain more than half of the known species of animals and plants.

植物為動(dòng)物和人類提供棲息地。雖然熱帶雨林占地球面積并不大，卻容納了地球上超過(guò)一半的已知的動(dòng)植物物種。

Health

健康

A study showed that indoor plants can reduce your stress. Plants can also help you stay focused and work efficiently.

一項(xiàng)研究表明，室內(nèi)植物可以減輕你的壓力。植物還可以幫助你保持專注，提高工作效率。

Air

空氣

Plants take in carbon dioxide and make oxygen humans and animals need. Plants make 98% of the oxygen humans breathe.

植物吸收二氧化碳，釋放人類和動(dòng)物所需的氧氣。人類呼吸的氧氣有98%是由植物提供的。

Food

食物

The worlds food supply depends on about 150 plant species. Just 12 plant species provide three-quarters of the worlds food.

世界糧食供應(yīng)主要依靠150種植物——僅12種植物就提供了世界上人們所需食物的四分之三。

breathe v. 呼吸

depend on 依靠

species n. 物種

habitat n. 生活環(huán)境，棲息地

balance v. 保持平衡

reduce v. 減少，縮小