Nature CommunicationsPermafrost carbon release scales linearly with overshoot warming mediated by AMOC tippingNorman Julius SteinertJörg SchwingerEleanor BurkeBiqing ZhuThomas GasserGregory MundayCamilla MathisonSo-Won ParkHanna Lee2026-07-16Full textDOI https://doi.org/10.1038/s41467-026-73612-0