The climate crisis is this century’s biggest threat. We need a global finance pact that reflects the task ahead

A child rides a bike through floodwaters in Funafuti, Tuvalu, a Pacific nation struggling to cope with the impacts of the climate crisis. Photograph: Mario Tama/Getty Images

The science is clear. The climate crisis is the biggest single threat we face as a global community. In turn, meeting the goals of the Paris agreement and realising the opportunities of climate action is the task of the 21st century.

No single government can address this alone. Together, we can rise to the challenge.