Even with current policies to reduce our emissions, global temperatures are expected to have increased by at least 2.5C by the end of the century, according to the United Nations.
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这段视频是在距离枪手行凶所在桥梁约50米处拍摄的。在整个恐袭过程中，枪手纳维德·阿克拉姆和萨吉德·阿克拉姆大部分时间都位于这座桥上。
"Rubbish," says Nathan Lepora, Professor of Robotics and AI at Bristol University. He has spent his career working on robot hands and says human level dexterity is still some way off.