The experiment is not a test of geoengineering since it will not have any effect on the climate or the weather.
这个实验不是一项地球工程学的试验，因为它不会对气候或天气产生任何影响。
Meanwhile, in the Russian Arctic, geoengineering plans include the planting of millions of birch trees.
与此同时，在俄罗斯的北极部分领土，地球工程计划包括种植数百万棵桦树。
Could geoengineering save Earth from global warming?
地球工程能够挽救地球而避免全球变暖吗？
Logic points to a big risk of unilateral geoengineering.
逻辑表明，单边地球工程存在的一个巨大风险。
Unilateral geoengineering worries experts for two reasons.
专家对单边地球工程的担心有两个原因。
Such dichotomies lie at the heart of the geoengineering problem.
这种二分法是地球工程问题的核心。
Doing this will take time - time that geoengineering can give us.
实现这个需要时间，而在这段时间内，地球工程学可以帮助我们。
How old is the idea of geoengineering? What other names has it had?
地球工程的想法已经出现了多长时间？还有其他名字吗？
Like climate change itself, the impacts of geoengineering may be global.
与气候变化一样，地球工程带来的影响也将是全球性的。
What would be the ideal role for geoengineering in addressing climate change?
在改变气候时什么才是地球工程的理想角色呢？
SAI and Marine cloud-whitening are just two of many possible geoengineering projects.
SAI和海上云层发亮是两种可行的地球工程学方案。
Of all the apparent obstacles to geoengineering, cost is not likely to be among them.
在地球工程的所有明显障碍中，费用不太可能位列其中。
Like genetic engineering was in the 1970s, the very idea of geoengineering is controversial.
地球工程的提出重演了上世纪70年代基因工程的一幕，仍是争议不断。
Like the biotechnology of the 1970s, geoengineering cannot be treated just as science-as-usual.
和70年代的生物科技一样，地球工程学无法和通常科学获得一样的对待。
Proponents say geoengineering should at least be considered, if only as a last-ditch tactic.
倡议者则认为这些地球工程至少值得一试，哪怕是作为最后一计。
Such "geoengineering" schemes pose large risks and raise huge questions of justice and equity.
这一方案造成极大的风险并且引起巨大的公平公正问题。
We don't have anything that can do anything [about] climate change fast except for geoengineering.
除了地球工程学，我们没有任何技术能以任何方法快速地解决气候变化问题。
Sulphate-based geoengineering would certainly slow down its recovery, but would not send it into reverse.
虽然基于硫化物的“地理工程学”必定会减缓臭氧层的恢复速度，但是也不至于使其再度恶化。
From mimicking a volcanic eruption to mirrors in space, some geoengineering schemes are pretty far out there.
从模拟火山爆发到在天空中安放反射镜，一些地球工程方案真是非常“离谱”。
The results have forced Robock to revise a high-profile list of 20 objections to geoengineering he published last year.
该研究结果迫使罗博克修改他去年发表的一份引人注目的列表，在列表中他列举了反对地球工程的20个理由。
The possibility of geoengineering represents a fundamentally new frontier in the relationship between science and nature.
地球工程的可能性代表着科学与自然相结合的一个全新的领域。
Andy Ridgwell and colleagues at the University of Bristol in England have another idea, one they call bio-geoengineering.
英国布里斯托尔大学的Andy Ridgwell研究学者和他的同事们有另一个想法，他们称之为“生物地球工程”。
Colby College historian of science and technology James Fleming says geoengineering raises an important question of governance.
科尔比学院的科技史家詹姆斯·佛莱明说地球工程在管理方面提出了一个重要问题。
Later this month, scientists and policy experts will meet in Asilomar, California to discuss geoengineering risks and regulation.
本月底，科学家和政策专家们将在加利福尼亚的Asilomar开会商讨地球工程的风险及相关规定。
There is no doubt that global warming is a clear and present danger, and geoengineering may be part of the solution to that problem.
毫无疑问，全球变暖是一个明确而现实的危险，地质工程方法也很有可能是解决问题的一把钥匙。
Unlike controlling emissions, which requires collective action, most highly capable nations could deploy geoengineering systems on their own.
与需要集体行动的控制排放不同，最有实力的国家能独自部署地球工程系统。
Environmentalists have long argued about whether geoengineering (using technology to alter the climate) is a good way to tackle climate change.
环保学家们长期以来一直争论是否地球工程(用技术来改变气候)是解决气候变化的好方法。
Environmentalists have long argued about whether geoengineering (using technology to alter the climate) is a good way to tackle climate change .
环保学家们长期以来一直争论是否地球工程（用技术来改变气候）是解决气候变化的好方法。
Environmentalists have long argued about whether geoengineering (using technology to alter the climate) is a good way to tackle climate change .
环保学家们长期以来一直争论是否地球工程（用技术来改变气候）是解决气候变化的好方法。
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