Generally speaking, those who are most cautious about geo-engineering are the scientists involved in the research.
一般来说，那些对地质工程最谨慎的人是参与研究的科学家。
2
Even leading conservation organisations see the value of investigating the potential of geo-engineering.
即使是领先的保护组织也认为调查地球工程的潜力是有价值的。
3
An increasing number of scientists are beginning to explore the alternative of geo-engineering—a term which generally refers to the intentional large-scale manipulation of the environment.