Curtin University researchers use innovative techniques to date three-billion-year-old impact crater in Pilbara region A meteorite that struck Earth three billion years ago left behind a “smoking gun” – evidence of the world’s oldest impact crater in a remote part of Australia. Ancient rocks in Western Australia’s Pilbara region record the event, which occurred during the Archean eon, a period 4 to 2.5 billion years ago, when tectonic plates were beginning to form and early life emerging. Continue reading... from The Guardian https://ift.tt/vFNkr3E via IFTTT
Scientists and economists will help countries develop plans to reduce dependence on oil, gas and coal
A panel of global experts has been launched to provide scientific input for countries that want to reduce their dependence on fossil fuels and manage the growing risks of high oil prices, geopolitical conflict and extreme weather damage.
The initiative was announced on the opening day of a groundbreaking climate action meeting in Santa Marta, where the Colombian hosts set out a draft roadmap for their own national energy transition.
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