They give people shower heads and toilets that use less water.
他们给人们较少用水的淋浴喷头和马桶。
They must offer higher yields but use less water, nitrogen-rich fertilizers or other inputs.
新作物的产量必须更高，但消耗更少的水、富氮肥料或其他投入。
Many have been attempting to conserve water by irrigating less frequently or by switching to crops that require less water.
许多人试图通过减少灌溉频率或改种需水量更少的作物来节约用水。
Using less water means saving money and saving energy.
使用更少的水意味着节约金钱和能源。
Corn uses less water than rice and creates less fertilizer runoff.
与水稻相比，玉米耗水更少，产生的化肥径流也更少。
Making meat out of plants uses less water and land than raising animals for meat.
从植物中提取肉类所消耗的水和土地比饲养肉食动物要少。
Other kinds of corn have less water and do not pop. When you heat a seed of corn, the water inside makes the corn explode.
其他种类的玉米水分少，不易爆开。当你加热一粒玉米种子时，里面的水会使玉米爆炸。
They also use less water and nitrogen.
此外，C4植物对水和氮气的需要量也较少。
We have less water now and erratic weather patterns.
现在我们的水源更少，天气模式也更不稳定。
In 30 years' time we can expect much less water.
在三十年的时间内，我们的水可能会更少。
More heat means more steam and less water in the reactor vessel.
在反应炉内，更多的热量将会生成更多的蒸汽，并使水越变越少。
There is less water because of competition from fast-growing cities.
水越来越少，因为有来自快速增长的城市的竞争。
This causes less water to be released, diminishing the tree's cooling power.
这样引起更少水分释放，减弱树木降温能力。
Plant drought-tolerant shrubs, trees, and grasses, which require far less water
种植耐旱的，需水量远远少于其它植物的树木花草。
We must learn how to live with less water by making better use of what we have, says Molden.
Molden说，我们必须通过更好地利用我们拥有的水从而学会在缺水的状况下生活。
The GumBuster process USES less water than power cleaning and is more effective than freezing, says Mule.
穆勒表示，他们所使用的这套方法比强力冲洗省水，比冷冻法更有效。
But the old-fashioned way to save on utility costs is simply to conserve electricity or waste less water.
而最传统的节约水电费开支的方法就是尽量节约用水用电。
If he complained that there was not enough water for his weekly bath, there would be less water next time.
如果他抱怨说，在每周一次的洗澡时没有足够的水，那么下一次水会更少。
They observed that for every molecule of carbon dioxide taken in by the plants, they lost forty-four percent less water.
他们观察到没这些植物吸收一个二氧化碳分子，就能少损失45%的水分。
All corn does not pop. A seed of corn must have 14% water in it to pop. Other kinds of corn have less water and do not pop.
不是所有的玉米都能爆开，只有当一粒玉米种子里含有14%的水分时才能爆开，少于14%水分的玉米不能爆开。
Because the new locks will have recycling Chambers, they will use 7% less water than the existing locks, despite their larger size.
由于新的船闸将采用循环系统，尽管它们比现有的船闸大得多，但用水却少了7%。
Tanners would pay according to the amount of wastewater they produce, giving them an incentive to use fewer chemicals and less water.
制革工人的报酬将会根据他们所制造的废水量发放，如果他们利用少量化学品或更少的水，将会得到奖励。
Sure, apples are crisp and refreshing, and oranges are cooling and juicy, but sometimes you want a fruit with less water and more creaminess.
当然，苹果又脆又新鲜，橙子冰凉多汁，不过有时候人们想要吃一种没那么多水分却又具有绵密口感的水果。
European washing machines, Jobs discovered, used less detergent and less water than their American counterparts, and were easier on the clothes.
乔布斯发现，欧洲产的洗衣机和美国产的同类产品相比，用的洗涤剂和水更少，而且对衣服更柔和。
One major problem is that degraded soils become compacted and so absorb less water, which then tends to run off the surface, taking topsoil with it.
一个主要的问题是，退化的土壤变得密实，造成吸水量减少，从而导致水从地表流失并将表土带走。
To tackle water scarcity even as the demand for food increases, we must support initiatives to produce more food with proportionally less water.
即便是在粮食需求增加的情况下来解决缺水问题，我们也必须支持旨在使用相对较少的水生产更多粮食的举措。
We are not sure of the data yet, but we believe if people have short hair they do not need to use their hair driers for so long and they will use less water.
虽然现在我们还不知道确切数据，但我们相信员工剪短发后就不用花太多时间用吹风机，水量的使用也会减少。
We are not sure of the data yet, but we believe if people have short hair they do not need to use their hair driers for so long and they will use less water.
虽然现在我们还不知道确切数据，但我们相信员工剪短发后就不用花太多时间用吹风机，水量的使用也会减少。
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