King Charles - who has been a passionate campaigner on environmental issues for years - will host world leaders including PM Rishi Sunak (who pulled out of the conference last week) and US special envoy on climate change, John Kerry.
Britain's rivers are set to run low during the coming months, and "exceptionally so" in central and southern England, compounding fears of a looming drought.
In the face of the growing threats posed to ecosystems by climate change, scientists in the US have put forward an "ultra ambitious" proposal to rewild parts of the American West by reintroducing wolves and beavers.
A group of scientists in the US have renamed summer "danger season", saying it needs to be taken more seriously to avoid more preventable deaths. But does it risk having the reverse impact?
The warning the world could reach 1.5C warming even if pollution stopped today sets the stage as climate negotiators meet in Bonn to discuss progress since the COP26 Glasgow talks.
It is "moral and economic madness" to fund new fossil fuel projects, the United Nations chief said today, as a pioneering report warned simply cutting emissions was no longer enough to curb the climate crisis.
