It's not sulphate aerosols.
It's not the Tonga eruption.
It's not unicorns or fairy dust.

It's human-caused warming from carbon pollution (plus a sizeable natural swing from La Nina-to-El Nino)https://t.co/42TAWw5NhL pic.twitter.com/x5LrMnLild

— Prof Michael E. Mann (@MichaelEMann) August 5, 2023