Explainers

Wildfires are becoming more frequent and severe as a result of climate change, as forests in arid parts of the world become hotter and drier.

Hydrogen is the most abundant chemical substance in the universe. It can be used as a fuel that does not produce greenhouse gases when burned.

The Intergovernmental Panel on Climate Change is a United Nations body widely considered the world’s top authority on climate science.

The Paris Climate Agreement is a treaty that brings all the world’s peoples into a common effort to combat climate change.

Biofuel is any liquid fuel made from “biomass”—plants and other biological matter like animal waste and leftover cooking fat.