31k citations, h-index of 81 [0] Cambridge professor & seems to have very serious experience in building models of climate variation across time. He recently published a pretty alarming finding about extreme weather events, so he's clearly not a climate change denier [1]
[0]: https://scholar.google.de/citations?user=3hW6AkMAAAAJ&hl=en
[1]: https://www.tortoisemedia.com/2024/05/20/dont-believe-everyt...