美国前总统奥巴马今天表示,在梦想殖民火星之前,人类必须保护地球,因为即使是核战和失控的气候变迁,也无法让这颗红色星球变得更宜居。
法新社报导,奥巴马在法国首都巴黎举行的再生能源会议发表演说时,提到硅谷(Silicon
Valley)的“大亨中,有许多人正在建造可以将人类送上火星的太空船”。
“但当我听到有人在谈论殖民火星计划,因为地球环境可能退化到变得不宜人居时,我看着他们,仿佛在问你们知道自己在说些什么吗?”
奥巴马说:“即使是在核战之后,地球还是比火星更适合人类居住,即使我们并未针对气候变迁采取任何措施,地球仍会有氧气,据我们目前所知,火星几乎没有(氧气)。我宁愿我们投资并保护这个星球。”
他说,太空探索应是为了搜集和发现更多知识,而不是为人类创造新的生存空间。
奥巴马总结道:“我们专属于这个地方,如果我们能让这里保持着宜居状态,那就太好了,”
在长达一小时的演说中,奥巴马也谈到他2009年至2017年入掌白宫期间的气候纪录。
长期以来,奥巴马的继任者、有望重返白宫的前总统川普对气候变迁的说法一直抱持怀疑态度,带领美国退出具有里程碑意义的2015年巴黎气候协定(ParisAgreement),奥巴马对此表示,事实不言而喻。
奥巴马作为特邀嘉宾,在Powr Earth
Summit开幕式发表谈话,这场高峰会由两名再生能源企业家负责筹办,邀请业界人士出席。
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