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B2 中高级 英语 5:19 659 单词 Documentary

The surprising way we can cool the planet - Elise Cutts

TED-Ed · 212,437 次观看 · 添加于 2 个月前

AI摘要

这个纪录片风格的TED-Ed视频解释了增强岩石风化——一种通过将火山玄武岩粉碎并撒布在农田上来去除大气中二氧化碳的有前景方法。B2级学习者将掌握环境科学和地质学词汇,包括\"硅酸盐""碳酸氢盐""封存""玄武岩\"和"碳影响\"。非常适合用英语讨论气候解决方案和地质过程。

学习统计

B2

CEFR 等级

659

总词数

349

独特词汇

6/10

难度

词汇多样性 53%

字幕 (39 片段)

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00:06

The Canary Islands are home to Mount Teide, one of the world’s largest active volcanoes.

00:13

Capable of spewing tens of millions of cubic meters of lava in a single eruption, Teide’s destructive power is nothing to scoff at.

00:22

But there may be a way to use the basalt rock inside Teide to save humanity.

00:29

That’s right— blowing up this volcano could offset Earth’s emissions for the foreseeable future.

00:36

Obviously, destroying an ancient volcano is not a good idea.

00:41

The ecological fallout would be catastrophic and unpredictable.

00:45

But even if we harvested some of that basalt, could we really use it to stop climate change?

00:52

This theoretical scheme is a dramatic way to enhance one of Earth’s least dramatic natural processes: rock weathering.

完整字幕可在视频播放器中查看

核心词汇 (21)

process A1 noun

这个生产过程需要高度的精确性。

natural A2 adjective

自然界存在的,非人为的。「这是天然橡胶。」

impact B2 noun

影响是指某事对情况或人产生的强大作用。

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