The IPCC's calls for emissions cuts have gone unheeded for too long – should it change the way it reports on climate change?

  • Written by: Ralph Sims, Emeritus Professor, Energy and Climate Mitigation, Massey University
The IPCC's calls for emissions cuts have gone unheeded for too long – should it change the way it reports on climate change?Gary Hershorn/Getty Images

Emissions from human activities are substantially increasing the atmospheric concentrations of the greenhouse gases CO₂, methane, CFCs and nitrous oxide. These increases will enhance the greenhouse effect, resulting on average in an additional warming of the Earth’s surface.

Long-lived gases would require...

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