这个陌生又熟悉的光点

原理

2021-09-21 23:15

他们旅行了很长一段时间，并没有发现什么东西。最后他们察觉到一个小光点，这就是地球……（但是）他们没有丝毫的理由会猜想到，我们和这个星球上的同胞们有生存的荣誉。 —— 伏尔泰《哲学史》

在浩瀚的宇宙中，地球是一个极小的舞台，正如卡尔·萨根所说，它是“一个悬浮于阳光中的尘埃小点”。然而，正是在这个小点上，“你所爱的每一个人，你认识的每一个人，你听说过的每一个人，曾经有过的每一个人，都在它上面度过他们的一生”。

在过去的46亿年间，我们所生活的星球不断地在演化。对于我们而言，它既熟悉又陌生，因为有许多与地球有关的有趣事实，往往被许多人忽略。以下有九个问题，或许可以考验你是否是一个“合格”的地球人。

#创作团队：

选题：Takeko

策划：Wendy、Takeko

文字：原理实习生辰依酱陈陌 Irene 琼甸邑 holic

编辑：Wendy、Takeko

视觉设计：毛尖尖

#参考来源：

https://climate.nasa.gov/news/2469/10-interesting-things-about-earth/

https://oceanservice.noaa.gov/facts/earth-round.html

https://www.scientificamerican.com/article/earth-is-not-round/

https://www.nationalgeographic.com/science/article/moon-may-have-stretched-early-earth-into-potato-shape

https://www.newscientist.com/article/dn24068-gravity-map-reveals-earths-extremes/

https://www.scientificamerican.com/article/earth-rotation-summer-solstice/

https://www.space.com/40802-earth-days-longer-moon-movement.html

http://www.iea.usp.br/en/news/when-a-day-lasted-only-four-hours

https://www.nationalgeographic.org/encyclopedia/continental-drift/

https://www.nationalgeographic.org/article/continental-drift-versus-plate-tectonics/

http://www.bbc.com/earth/story/20160729-in-250-million-years-earth-might-only-have-one-continent

https://www.climate.gov/news-features/climate-qa/whats-hottest-earths-ever-been

https://www.livescience.com/65927-has-earth-been-this-hot-before.html

https://www.newscientist.com/article/dn11647-climate-myths-its-been-far-warmer-in-the-past-whats-the-big-deal/

https://www.mic.com/p/earth-is-the-hottest-its-been-in-12000-years-a-new-study-confirms-59470002

https://www.ncdc.noaa.gov/abrupt-climate-change/Glacial-Interglacial%20Cycles

https://www.climate.gov/news-features/climate-qa/whats-coldest-earths-ever-been

https://www.livescience.com/58407-how-often-do-ice-ages-happen.html

http://www.snowballearth.org/

https://sealevel.nasa.gov/faq/13/how-long-have-sea-levels-been-rising-how-does-recent-sea-level-rise-compare-to-that-over-the-previous/

https://theconversation.com/scientists-looked-at-sea-levels-125-000-years-in-the-past-the-results-are-terrifying-126017

https://climate.nasa.gov/vital-signs/sea-level/

https://www.nhm.ac.uk/discover/what-is-mass-extinction-and-are-we-facing-a-sixth-one.html

https://cosmosmagazine.com/palaeontology/big-five-extinctions/

https://www.nationalgeographic.com/science/article/mass-extinction

https://earthsky.org/earth/what-is-the-fate-of-the-earth/

#图片来源：

封面来源：Pixabay

插图：NASA

气候循环示意图：NOAA

泛大陆：Fama Clamosa / Wikimedia Commons

地球不均匀质量：ESA/HPF/DLR

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