Are we already at a 1.5C warming threshold: homogenized sea surface and land temperatures indicate between 1.2 to 1.5C warming from 1880 to 2022

Duo Chan, Woods Hole Oceanographic Institution, Physical Oceanography, Woods Hole, United States, Geoffrey Gebbie, Woods Hole Oceanographic Inst., Physical Oceanography, Woods Hole, MA, United States and Peter J Huybers, Harvard University, Department of Earth and Planetary Sciences, Cambridge, MA, United States