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Alien Civilizations on Super-Earths Might Be Stuck There Because of High Gravity
2018-04-23 21:01:39| Extremetech
A super-Earth can have a mass as much as ten times that of Earth, and the corresponding 10x increase in gravity would make it hugely difficult to reach orbit. The post Alien Civilizations on Super-Earths Might Be Stuck There Because of High Gravity appeared first on ExtremeTech.
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2017-11-03 13:53:00| Happi Breaking News
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5 ancient civilizations that were destroyed by climate change
2016-05-12 12:10:00| Climate Ark Climate Change & Global Warming Newsfeed
Mother Nature: As we grapple with climate change, it's important to remember that this isn't the first time climate change has threatened grand, seemingly unstoppable civilizations. The Ancestral Puebloans, also known as the "Anasazi" by the Navajo, are one of the most famous examples of an ancient civilization that collapsed due to climate change. Once dominant across the Colorado Plateau in places like Chaco Canyon and Mesa Verde (pictured), the Ancestral Puebloans abandoned their distinctive homes sometime...
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Ancient civilizations battled climate change long before cars, factories
2014-08-11 22:37:00| Climate Ark Climate Change & Global Warming Newsfeed
Yahoo: In what is now the Middle East, some of the most ancient, productive farming societies going back as far as 12,000 years ago had to deal with the powerful effects of climate change similar to what modern society fear today, according a new study. A team of German researchers working out of Tübingen University collected and examined over 1000 ancient grains of barley from 33 locations across the ancient breadbasket region of which once was the Ancient Near East. Samples ranged in age from 2,500...
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Drought Led to Collapse of Civilizations, Study Says
2013-10-24 20:01:00| Climate Ark Climate Change & Global Warming Newsfeed
National Geographic: What happened about 3,200 years ago to bring about the collapse of not just one but a number of flourishing civilizations on the eastern shores of the Mediterranean? A study of fossilized pollen particles taken from sediments at the bottom of the Sea of Galilee may have solved an intriguing historical mystery that has been troubling archaeologists for decades. "In a short period of time, the entire world of the Bronze Age crumbled," says Israel Finkelstein, an archaeologist at the Institute...