不会发生干旱、洪水或害虫导致与天气相关的农作物歉收的现象。
There would be no weather-related crop failures due to droughts, floods or pests.
经过生物工程改造的棉花种植场可以生产自己的抗棉铃虫杀虫剂，而棉铃虫是造成农作物歉收的主要原因，直到今年，棉铃虫的危害都很小。
Plantings of cotton bioengineered to produce its own insecticide against bollworms, a major cause of crop failure, sustained little bollworm damage until this year.
植株间间隔太小是作物歉收的原因。
Too small spacing among the plant stands is causative of the crop failure.
但是高温也增加了农作物歉收的风险。
But higher temperatures will increase the risk of crop failures.
科学家认为作物歉收原因不明。
Scientists have maintained that the crop failure is not explicable.
实际上，因为干旱，很多粮食作物歉收。
干旱造成农作物歉收。
干旱造成农作物歉收。
在苏丹，由于作物歉收而饿死的可能有上千人。
Thousands may have starved to death because of crop failures in Sudan.
谷物交易所的商品经纪人对北美作物歉收的消息做出迅速反应。
Commodity brokers in the Corn Exchange reacted swiftly to news about crop failure in N.America.
地势低洼的太平洋岛屿正面临着海岸侵蚀和作物歉收的困境。
Low-lying Pacific Islands are suffering coastal erosion and crop failures.
对农民而言，这使得作物歉收的形势转变成了1000吨小麦的大丰收。
For farmers, that can make the difference between crop failure and a bumper crop of more than 1, 000 tons of wheat.
谷物交易所得商品经纪人对北美作物歉收的消息做出迅速反应。
Commodity brokers in the Corn Exchange reacted swiftly to news about crop failure in N. America.
越来越频繁的旱灾和作物歉收使本已饥饿和冲突不断的地方招致更多的饥饿和冲突。
More frequent drought and crop failures breed hunger and conflict in places where hunger and conflict already thrive.
工业国决不会因作物歉收而缺乏粮食，因为它们总有能力在国际市场上买到足够的粮食。
Industrial countries need never go short of food because of crop failure, since they can always afford to buy enough on world markets.
不适当的灌溉方法的地区排水不良的土壤可能导致盐矿床抑制植物生长，并可能导致作物歉收。
Improper irrigation practices in areas with poorly drained soil may result in salt deposits that inhibit plant growth and may lead to crop failure.
含铝过高的土壤会损伤作物的根系并使许多主要作物歉收，对于这种问题生物技术也能帮助解决。
Biotech can also help solve the problem of soil that contains excess aluminum, which can damage roots and cause many staple-crop failures.
当他们的作物歉收的时候，这种收入能给与他们购买食物的能力，能让他们进入到最重要的服务中。
This income can give them food-purchasing power when crops fail, and access to vital services, such as healthcare and education.
更有甚者，气候的变化很可能使这些地区或越来越干燥，越来越炎热，致使农作物歉收，产量直线下降。
What's more, climate change is expected to make some regions drier or hotter, which may send crop yields plummeting.
历史记录证实，这一时期对这一地区的北欧定居者来说是相当艰难的时期，最显著的是灾难性的农作物歉收。
Writings confirm that this period was a difficult one for Norse settlements in the area, marked by devastating crop failures.
因此，当世界上的一些地区正为降水和洪灾做防备的同时，其他一些地区却深受旱灾、农作物歉收和饥荒的影响。
So while some parts of the world prepare for heavy rains and floods, other parts face drought, poor crops and 51 .
他说当作物歉收时，保险业帮助提供了资金。但他表示，农民们在种植作物上真正需要的是更多水和更好的价格。
He says insurance has helped provide money when his crops fail. But he says what farmers really need is more water and better prices for what they grow.
真正的危险来自直径超过一公里的天体，这种天体所激起的沉淀物足以导致世界范围内的环境破坏，农作物歉收。
The real danger would come from an object more than a kilometer in diameter, which could kick up enough sediment5 to cause environmental damage and crop failures worldwide.
但他还指出另一层次的灾难没有得到全面的新闻报道，这些灾难包括：疟疾，艾滋病，农作物歉收——甚至全球变暖。
But he also noted another class of cataclysms that which receive no blanket news coverage: malaria, AIDS, crop failures - even global warming.
气候变化滋生着各种威胁，它可能加剧人口的迁移和流离失所，并导致作物歉收或洪水泛滥，从而给家庭增加生计压力。
Climate change is a threat multiplier - it can exacerbate the migration and displacement of populations and contribute to crop failure or flooding, increasing pressure at home and on livelihoods.
气候变化滋生着各种威胁，它可能加剧人口的迁移和流离失所，并导致作物歉收或洪水泛滥，从而给家庭增加生计压力。
Climate change is a threat multiplier - it can exacerbate the migration and displacement of populations and contribute to crop failure or flooding, increasing pressure at home and on livelihoods.
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