Understanding Earth's carbon cycles is crucial to understanding climate change.

了解地球碳循环是理解气候变化的关键。

(growling) (creepy music) Number 8 is the carbon cycle.

（咆哮）（令人毛骨悚然的音乐）数字 8 是碳循环。

These microbes are the movers and shakers of nature's carbon cycle.

这些微生物是自然界碳循环的推动者和推动者。

That overloads Earth's carbon cycle and builds up in the atmosphere and oceans.

这使地球的碳循环超载并在大气和海洋中积聚。

You'll see this reaction again later when we talk in depth about carbon and the planet's carbon cycles.

稍后当我们深入讨论碳和地球的碳循环时， 您会再次看到这种反应。

Therefore, if there’s not enough iron, then you have less biological activity, which, of course, affects the carbon cycle.

因此，如果铁含量不足， 生物活性就会降低， 这当然会影响碳循环。

By storing this carbon in their biomass, forests help to regulate the Earth's carbon cycle and maintain our planet's climate.

通过将这些碳储存在其生物量中，森林有助于调节地球的碳循环并维持地球的气候。

Moreover, volcanoes play a role in Earth's carbon cycle, releasing carbon dioxide from Earth's interior and contributing to the planet's long--term climate.

此外，火山在地球的碳循环中发挥着重要作用，从地球内部释放二氧化碳，对地球的长期气候做出贡献。

She added that the discovery " has implications for understanding the carbon cycle on Mars, " as well as the possibility that the planet once supported life.

她补充说，这一发现“对了解火星上的碳循环具有重要意义”，也对了解火星上曾经存在生命的可能性有意义。

Marine biologist and Greenpeace campaigner, Thilo Maack , has been looking at the intricate links between these waters, its wildlife and the fundamental role they play in Earth's carbon cycle.

海洋生物学家和绿色和平活动家，西洛·麦爱科，一直在研究这些水域之间错综复杂的联系，它的野生生物和它们在地球碳循环中所扮演的基本角色。

Since carbon is the stuff of life, one of the best ways of understanding the carbon cycle is just a whole bunch of things living and dying, and in the process swapping carbon.

由于碳是生命的组成部分，理解碳循环的最佳方式之一就是一大堆生死攸关的事物，并在此过程中交换碳。