Sustainability limits needed for CO2 removal.

The true climate mitigation challenge is revealed by considering sustainability impacts.

Inequalities through the lens of science.

Inequalities are ubiquitous in every society on Earth, and the COVID-2019 pandemic has exposed the marginalized communities that suffer the most. A warming planet will only magnify this gap. On the eve of the 26th session of the Conference of the Parties to the UNFCCC, this Voices asks: how can science inform and address inequalities?