Polar amplification dominated by local forcing and feedbacks

Polar amplification dominated by local forcing and feedbacks

Polar amplification dominated by local forcing and feedbacks, Published online: 19 November 2018; doi:10.1038/s41558-018-0339-y

Model simulations with CO2 forcing prescribed in discrete geographical regions reveal that polar amplification arises primarily due to local lapse-rate feedback, with ice-albedo and Planck feedbacks playing subsidiary roles.