yle=color: rgb(102, 102, 102); f>As we’re just two degrees away from a climate catastrophe, we"ll reach the threshold for irreversible environmental damage within 40 years. But we have the power to prevent it. David Attenborough takes a stark look at the facts surrounding climate change in today"s world. This is the greatest challenge we"ve ever faced and the human race can rise to it.三米影视为您提供在线M3U8残酷一叮3-4期在线观看(更新至48-49期)，喜欢的话，不要忘记收藏本站网址哦！