简介:In 2014, the International Space Station had to move three times to avoid lethal chunks of space debris and there is an increasing problem of satellit
简介:近年英國氣候越發極端,颶風頻頻來襲,2013年冬天更錄得有史以來最高的降雨量超強寒流的來襲,亦曾令英國以往的冬天錄得攝氏零下22度的低溫。英國廣播公司(BBC)科學紀錄片《地平線》(Horizon)系列的《天氣反常了?》,由物理學家Helen Czerski和氣象學家 John Hammond主持,