Vegetation absorbs carbon dioxide but also keeps the Earth warm by preventing heat reflection.

植被吸收二氧化碳，也能通过防止热反射为地球保暖。

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Astronauts orbiting the Earth frequently collect images that include sunglint, or the mirror-like reflection of sunlight off a water surface.

绕地球轨道运行的时候，宇航员经常会采集一些图片，有些是日照亮斑，有些是太阳光洒落水面发生镜面反射的效果。

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This is the first study in the world to use the reflection of the Earth to measure the effect of continents and oceans on the apparent brightness of a planet.

这是世界上首次利用地照来研究陆地和海洋对行星表面亮度的影响。 在其他研究中，已经使用色谱和红外传感技术来确认植物以及进行气候监测。

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There were thousands of people from all over the world circumambulating this sacred structure at the center of the Earth, all there for a common purpose of praising God, yet each engaged in private reflection oblivious of any other.

CNN: The story of Mecca as it's never been told before