Global forestation and deforestation affect remote climate via adjusted atmosphere and ocean circulation

R Portmann, U Beyerle, E Davin, EM Fischer… - Nature …, 2022 - nature.com
Forests can store large amounts of carbon and provide essential ecosystem services.
Massive tree planting is thus sometimes portrayed as a panacea to mitigate climate change …

Contributions to polar amplification in CMIP5 and CMIP6 models

LC Hahn, KC Armour, MD Zelinka, CM Bitz… - Frontiers in Earth …, 2021 - frontiersin.org
As a step towards understanding the fundamental drivers of polar climate change, we
evaluate contributions to polar warming and its seasonal and hemispheric asymmetries in …

The decrease in ocean heat transport in response to global warming

JV Mecking, SS Drijfhout - Nature Climate Change, 2023 - nature.com
The ocean is taking up additional heat but how this affects ocean circulation and heat
transport is unclear. Here, using coupled model intercomparison project phase 5/6 …

A data-model perspective on the Brazilian margin surface warming from the Last Glacial Maximum to the Holocene

TP Santos, MH Shimizu, RA Nascimento… - Quaternary Science …, 2022 - Elsevier
Abstract The western South Atlantic along the Brazilian margin is an important region for the
Atlantic Meridional Overturning Circulation (AMOC) because surface currents in this area …

Sea ice and atmospheric circulation shape the high-latitude lapse rate feedback

N Feldl, S Po-Chedley, HKA Singh, S Hay… - NPJ climate and …, 2020 - nature.com
Arctic amplification of anthropogenic climate change is widely attributed to the sea-ice
albedo feedback, with its attendant increase in absorbed solar radiation, and to the effect of …

Seasonal Changes in Atmospheric Heat Transport to the Arctic Under Increased CO2

LC Hahn, KC Armour, DS Battisti… - Geophysical …, 2023 - Wiley Online Library
Arctic warming under increased CO2 peaks in winter, but is influenced by summer forcing
via seasonal ocean heat storage. Yet changes in atmospheric heat transport into the Arctic …

Seasonality in Arctic warming driven by sea ice effective heat capacity

LC Hahn, KC Armour, DS Battisti, I Eisenman… - Journal of …, 2022 - journals.ametsoc.org
Arctic surface warming under greenhouse gas forcing peaks in winter and reaches its
minimum during summer in both observations and model projections. Many mechanisms …

Atmospheric heat transport is governed by meridional gradients in surface evaporation in modern-day earth-like climates

R Fajber, A Donohoe, S Ragen… - Proceedings of the …, 2023 - National Acad Sciences
Evaporation adds moisture to the atmosphere, while condensation removes it.
Condensation also adds thermal energy to the atmosphere, which must be removed from …

[HTML][HTML] A transient coupled general circulation model (CGCM) simulation of the past 3 million years

KS Yun, A Timmermann, SS Lee, M Willeit… - Climate of the …, 2023 - cp.copernicus.org
Driven primarily by variations in the earth's axis wobble, tilt, and orbit eccentricity, our planet
experienced massive glacial/interglacial reorganizations of climate and atmospheric CO 2 …

Sea ice loss, water vapor increases, and their interactions with atmospheric energy transport in driving seasonal polar amplification

PC Chung, N Feldl - Journal of Climate, 2024 - journals.ametsoc.org
The ice–albedo feedback associated with sea ice loss contributes to polar amplification,
while the water vapor feedback contributes to tropical amplification of surface warming …