Forests naturally take in carbon dioxide from the atmosphere.

森林会自然地吸收大气中的二氧化碳。

Exactly how ants enhance this carbon dioxide trapping remains unclear.

目前仍不清楚蚂蚁是如何具体加速二氧化碳吸收。

But what do our lungs do with all that carbon dioxide?

但是，当我们的肺部充满着二氧化碳时， 它会做什么呢？

Heirloom heats crushed limestone, which releases the carbon dioxide it contains.

传家宝加热粉碎的石灰石，释放出它所含的二氧化碳。

These growing areas could reuse the carbon dioxide released during fermentation.

这些种植区可以重复利用发酵过程中释放的二氧化碳。

On Earth, the forests and oceans absorb the carbon dioxide we exhale.

在地球上，森林和海洋吸收我们呼出的二氧化碳。

Small amounts of sargassum help clean water and take in carbon dioxide.

少量的马尾藻有助于清洁水和吸收二氧化碳。

Dry ice is solid carbon dioxide and you'll notice I'm putting what on?

干冰是固态二氧化碳看这里我戴上了什么？

Capturing the carbon dioxide from power stations is not hard, but it is expensive.

从发电站收集二氧化碳不难，但花费很高。

So as water sits in your room, it gradually absorbs some carbon dioxide from the air.

所以当水放置在你的房间时，它会逐渐从空气中吸收一些二氧化碳。

The bacteria that eats up the dead algae, breathes in oxygen and breathe out carbon dioxide.

细菌吞噬死的藻类，吸入氧气，呼出二氧化碳。

Microsoft has announced plans to remove all the carbon dioxide that is ever emitted by 2050.

微软宣布计划在2050年之前移除释放的所有二氧化碳。

By absorbing our carbon dioxide, plants and fungi have actually been helping to slow global warming.

通过吸收我们排放的二氧化碳，植物和真菌一直在帮我们减缓全球变暖。

Pressure at the surface is less than 1% of Earth's, and the air is mostly carbon dioxide.

其表面大气压不到地球的1%，大气中主要是二氧化碳。

This process drives off carbon dioxide, a greenhouse gas, and cement-making is a big source of such emissions.

这一过程会排出一种温室气体—二氧化碳，而水泥制造是这种排放的一大来源。

A carbon sink is an area with a strong ability to take in carbon dioxide from the atmosphere.

碳汇是一个吸收大气中二氧化碳的能力很强的区域。

The French study investigated the climate effects of possible microbes when Mars' atmosphere was mostly carbon dioxide.

法国的这项研究调查了当火星大气层主要为二氧化碳时可能存在的微生物对气候的影响。

Wind power, in other words, not only produces far less planet-heating carbon dioxide and methane than do fossil fuels.

换句话说，比起化石燃料，风力发电不仅会产生更少的二氧化碳和甲烷，这些气体造成地球升温。

And through their poop they also fertilize phyto, making phyto even more active, grabbing more carbon dioxide from the atmosphere.

它们的粪便依旧在滋养着浮游生物，让浮游生物越来越活跃，从大气中捕获更多的二氧化碳。

Last but not least, you can plant a tree, because trees absorb the carbon dioxide in the air to produce oxygen.

最后一项要点是，你可以种一棵树，因为树会吸收空气中二氧化碳并产生氧气。