As we eye exploring other planets in our solar system, we can't forget about our own.
원문출처 : https://www.cnn.com/2021/11/13/world/science-newsletter-wt-scn-changing-earth/index.html
원문출처 : https://www.cnn.com/2021/11/13/world/science-newsletter-wt-scn-changing-earth/index.html