【Earth&Sky】从灭绝边缘拯救种子_英语听力练习mp3下载-科学-沪江听力酷

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【Earth&Sky】从灭绝边缘拯救种子

听力简介：

听写填空,只写填空内容,不抄全文,4个单词/词组+1个句子,不用写标号~

A large and [---1---] seed-saving program aims to safeguard the future of global agriculture. EarthSky spoke to Cary Fowler, of the Global Crop Diversity Trust.

Cary Fowler: In the next two years, we're going to rescue from extinction about 100,000 unique varieties of agricultural crops.

Seeds include rare varieties of wheat and grains among others. Plant breeders combine the genetic [---2---] of different crops to create varieties that resistant to heat, drought, and pests.

Cary Fowler: We can't [---3---] agriculture will simply be more and more productive because we want it to be more productive, we have to do something to make it more productive. And the best, most efficient, greenest way of doing that is to use the natural diversity that really exists.

Fowler said that currently these seeds are stored in unstable conditions. The new seeds will be stored in seed banks including the Svalbard Global Seed Vault – known as the Doomsday Vault – near the North Pole. [---4---]

Cary Fowler: Don't make the assumption that agriculture is ready for climate change or ready to feed a growing world population. But do take some [---5---] in the fact that it can be ready if we do our work properly.

I am Lindsay Patterson from E&S, a clear voice for science. We are at E&S. org.

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