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Ranking geo-engineering schemes

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Geo-engineering proposals for mitigating climate change continue to proliferate without being tested. It is time to select and assess the most promising ideas according to efficacy, cost, all aspects of risk and, importantly, their rate of mitigation.

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Figure 1: Comparison of aspects of five geo-engineering proposals.

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Acknowledgements

This work benefited from discussions with many colleagues, and was partly funded by the New Zealand Foundation for Research and Technology programme on Coasts and Oceans.

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Authors and Affiliations

  1. Department of Chemistry, Philip W. Boyd is at the NIWA Centre for Chemical and Physical Oceanography, University of Otago, PO Box 56, Dunedin, New Zealand. pboyd@alkali.otago.ac.nz,

    Philip W. Boyd

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Boyd, P. Ranking geo-engineering schemes. Nature Geosci 1, 722–724 (2008). https://doi.org/10.1038/ngeo348

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