树需要水分来成长。
Trees need water to grow up, and flowers need water to bloom. But too much water can no longer be helpful-it can only hinder their growth and even kill them.
前两句话说树与花都需要水，但过多的水不但无益，反倒有害。
Trees need more water as temperatures rise, but the prolonged droughts have robbed them of moisture, making whole forests easily cleared of trees and turned into farmland.
随着温度的升高，树木需要更多的水，但是长期的干旱剥夺了它们的水分，使得整片森林很容易被砍伐，变成了农田。
Their necks are long, so they can reach high into trees to eat the leaves, which give giraffes most of the water they need.
它们脖子很长，所以可以伸到高处的树上吃树叶，而树叶为长颈鹿提供了它们所需要的大部分水分。
It seems that the cartoonist is sending a message about the significance of trees in water and soil conservation and the need for everyone to fight against the danger of the desertification.
我认为，漫画家要告诉我们的是：树木对水土保持的重要性，以及每个人参与抵制沙化威胁的必要性。
Farmers say they need less rainwater if they use fertilizer trees. The trees reduce water runoff and soil erosion.
农民说，如果使用肥料树，他们只需要很少的雨水。这种树可以减少水分流失和土壤侵蚀。
Using radioactive isotopes, scientists discovered that trees share water and nutrients with others in need.
科学家通过同位素观测发现，树木会与有需求者分享水和养料。
They have planted some trees which don't need much water.
他们种植了不太需要水的树。
Trees provide food, water and shelter for people, plants and animals and without them the diverse ecosystems we all need to survive will collapse.
树木为人类和动植物提供食物、水分和庇护，失去它们，我们赖以为生的多样生态系统将会崩溃。
The only thing you need do is to water the trees.
你要做的唯一的事就是给树浇水。
Still need clean water act, clean air act, more trees and better urban design.
仍然需要干净的水，新鲜的空气，多种树，更好的城市设计。
The trees make the most of the three months'floods season to drink all the water they need to survive for the rest of the year.
这种树木在洪水季的三个月极尽所能汲取水，之后在当年剩余的时间存活下去。
They planted the trees which didn't need much water.
他们种植了需水不多的树木。
So there's nothing to keep water from running away… For every tree being planted today, 30 trees are being cut down. We need more trees! Trees for Life is making a difference. We plant trees and …
旨在增强人们植树造林、保护森林的意识，强调森林是人类赖以生存的基础，进一步提高人们对林业与环境、林业与土地、林业与水资源，特别是林业与农业生产等相关…
So there's nothing to keep water from running away… For every tree being planted today, 30 trees are being cut down. We need more trees! Trees for Life is making a difference. We plant trees and …
旨在增强人们植树造林、保护森林的意识，强调森林是人类赖以生存的基础，进一步提高人们对林业与环境、林业与土地、林业与水资源，特别是林业与农业生产等相关…
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