Earth
Methane controls before risky geoengineering, please
Reducing carbon dioxide emissions will be vital in the long run, but we should start by tackling methane, says Kirk Smith
Opinion
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Reducing carbon dioxide emissions will be vital in the long run, but we should start by tackling methane, says Kirk Smith
Measures such as river barrages and floating buildings may be needed to protect people on the north-east coast of North America from rising seas