"Anecdotally, we are seeing more patients presenting with gallstones," Hewes said.
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There is no one single plan for how to abandon ship, since everything will depend on, well, everything. But something has to happen, because a giant piece of space trash will be headed toward Earth—albeit very, very slowly, and with the oversight of the world’s top space engineers and scientists. But still, a worrisome situation. Ideally, the US Deorbit Vehicle, our Dragon, will be ready to shepherd the ISS to the atmosphere, over a safe zone in the Pacific Ocean.
Last year a group of researchers from Nasa, the University of Plymouth and University of Texas called on the UN to include the protection of Earth's orbit in its sustainable development goals.。爱思助手下载最新版本对此有专业解读