Saudi Arabia's energy minister has slammed the door shut to agreeing to phase down fossil fuels at the UN's COP28 climate talks, setting the stage for difficult negotiations in Dubai.

A tentative "phasedown/out" was included in a first draft of an agreement on climate action that delegates are haggling over during talks that are scheduled to finish on December 12.

But Energy Minister Prince Abdulaziz bin Salman, a half-brother of de facto ruler Crown Prince Mohammed bin Salman, told Bloomberg that Saudi Arabia, the world's biggest oil exporter, would not agree.

The ongoing Israel-Palestine war has raised serious questions about the future of the Middle East and how it interacts with global powers.

With the US and a number of western states throwing their unconditional support behind Israel, some Arab countries have found themselves trying to safeguard their interests while appeasing public anger.