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。
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。
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。
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。
CSIRO cites a worst case of 20% less water in 20 years and 50% in 50 years.
CSIRO的最坏估计是，二十年内减少20%的流量，五十年内减少50%的流量。
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。
But then it started to melt higher and higher up the slope, and there was less water too.
但是，如今，冰川融化的高度越来越高，水量也在减少。
Residue has higher conversion, tar, gas volume yield and less water yield than parent coal.
残渣与父本煤相比有更高的转化率、焦油收率和热解气体积收率，而热解水收率较低。
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。
He says straw bales can require less water, and prevent plant diseases caused by too much water in soil.
他说禾捆需要的水不多，能预防土壤中水分过分引起的植物疾病。
We need to grow more food to feed the human population, and it needs to be done on less land and with less water.
我们需要更多的食物来养活人类、同时却又要占用更少的土地和耗费更少的水资源。
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。
In salt water the composites had less water absorption, absorption rate and diffusion coefficient than that in di water.
与在去离子水中相比，材料在盐水中饱和吸水率、初始时吸水速率和水扩散系数较小。
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%。
You can buy basic versions for only a matter of dollars, and you'll save that in just a few weeks by using less water and energy.
您可以买那种简版的，只需几美元，而且会在短短几周内通过使用更少的水和电回本。
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。
Clarke said the wheat straw packaging USES 40% less energy to produce, 90% less water, and costs less to make than traditional packaging.
克拉克表示，和传统包装材料相比，用麦秸生产包装材料可让能耗降低40%，水耗减少90%，成本也更低。
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。
As I mentioned, planting crops that require less water and using more efficient irrigation techniques are probably the best way to do that.
一方面，当地种植的作物可选用节水品种，另一方面，要推广高效率的灌溉技术。
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。
Soot on snow causes the plateau's annual snowpack melt to happen sooner each year, causing farmers below it to have less water for their crops in the summer.
煤烟的污染导致高原的积雪融化时间逐年提前，到了夏季，处在下游的农作物就会缺少水分。
Soot on snow causes the plateau's annual snowpack melt to happen sooner each year, causing farmers below it to have less water for their crops in the summer.
煤烟的污染导致高原的积雪融化时间逐年提前，到了夏季，处在下游的农作物就会缺少水分。
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