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A transition to a low-carbon electricity supply is crucial to limit the impacts of climate change. Reducing carbon emissions could help prevent the world from reaching a tipping point, where runaway emissions are likely. Runaway emissions…

General Economics · Economics 2021-11-02 Alexander Kell

It is important to understand how the emissions of different regions, sectors, or climate forcers play a role on pathways toward the Paris Agreement temperature targets. There are however methodological challenges for attributing individual…

Atmospheric and Oceanic Physics · Physics 2020-09-17 Xuanming Su , Kaoru Tachiiri , Katsumasa Tanaka , Michio Watanabe , Michio Kawamiya

The kinetics of carbon condensation, or carbon clustering, in detonation of carbon-rich high explosives is modeled by solving a system of rate equations for concentrations of carbon particles. Unlike previous efforts, the rate equations…

Chemical Physics · Physics 2022-04-01 Apoorva Purohit , Kirill A. Velizhanin

The Australian continent contributes substantially to the year-to-year variability of the global terrestrial carbon dioxide (CO2) sink. However, the scarcity of in-situ observations in remote areas prevents deciphering the processes that…

We present a comprehensive study of the abundance of carbon dioxide in exoplanetary atmospheres in hot, hydrogen-dominated atmospheres. We construct novel analytical models of systems in chemical equilibrium that include carbon monoxide,…

Earth and Planetary Astrophysics · Physics 2016-02-03 Kevin Heng , James R. Lyons

This project aims to shed light on how man-made carbon emissions are affecting global wind patterns by looking for temporal and geographical correlations between carbon emissions, surface temperatures anomalies, and wind speed anomalies at…

Other Computer Science · Computer Science 2018-12-09 Anshul Goyal , Kartikeya Bhardwaj , Radu Marculescu

The clear sky instantaneous radiative forcings of the 14 halogenated gases previously shown to have the largest contribution to global warming, were found. The calculation used the absorption cross sections for the halogenated gases which…

Atmospheric and Oceanic Physics · Physics 2023-06-26 W. A. van Wijngaarden , W. Happer

Cycling of carbon dioxide between the atmosphere and interior of rocky planets can stabilize global climate and enable planetary surface temperatures above freezing over geologic time. However, variations in global carbon budget and…

Earth and Planetary Astrophysics · Physics 2022-10-25 R. J. Graham , Tim Lichtenberg , Ray Pierrehumbert

Due to climate change, the interest of studying our climatic system using mathematical modeling has become tremendous in recent years. One well-known model is Budyko's system, which represents the coupled evolution of two variables, the…

Atmospheric and Oceanic Physics · Physics 2015-12-25 Lucas Benney , Anca Radulescu

Context: The long-term carbonate-silicate cycle plays an important role in the evolution of Earth's climate and, therefore, may also be an important mechanism in the evolution of the climates of Earth-like exoplanets. Aims: We investigate…

Earth and Planetary Astrophysics · Physics 2021-05-05 M. Oosterloo , D. Höning , I. E. E. Kamp , F. F. S. van der Tak

A reliable estimate of the molecular gas content in galaxies plays a crucial role in determining their dynamical and star-forming properties. However, H2, the dominant molecular species, is difficult to observe directly, particularly in the…

Astrophysics · Physics 2008-11-26 T. A. Bell , E. Roueff , S. Viti , D. A. Williams

The chemistry of carbon in aqueous fluids at extreme pressure and temperature conditions is of great importance to Earth's deep carbon cycle, which substantially affects the carbon budget at Earth's surface and global climate change. At…

Chemical Physics · Physics 2019-08-23 Nore Stolte , Ding Pan

Modern climate change presents unprecedented challenges, posing critical crises that threaten sustainable development, human well-being, and planetary health. A significant concern is the potential for global warming to cause irreversible…

Geophysics · Physics 2024-10-16 Maheshwari Neelam , Christopher Hain

Global warming arises from 'temperature forcing', a net imbalance between energy fluxes entering and leaving the climate system and arising within it. Humanity introduces temperature forcing through greenhouse gas emissions, agriculture,…

Atmospheric and Oceanic Physics · Physics 2008-12-12 Nick E. B. Cowern , Chihak Ahn

Climate change is the long-term shift in global weather patterns, largely caused by anthropogenic activity of greenhouse gas emissions. Global climate temperatures have unmistakably risen and naturally occurring climate variability alone…

Physics and Society · Physics 2023-01-26 Junze Zhang , Kerry Zhang , Mary Zhang , Jonathan H. Jiang , Philip E. Rosen , Kristen A. Fahy

The Antarctic winter atmosphere minimal temperature and pressure series reveal that $CO_2$ phase shift (deposition) is possible in some extreme cases, even leading to possible $CO_2$ snow phenomenon at Vostok Antarctic station and in other…

Atmospheric and Oceanic Physics · Physics 2014-12-19 V. M. Vashchenko , Ye. A. Loza

High temporal resolution CO2 emission data are crucial for understanding the drivers of emission changes, however, current emission dataset is only available on a yearly basis. Here, we extended a global daily CO2 emissions dataset…

The provision of accurate methods for predicting the climate response to anthropogenic and natural forcings is a key contemporary scientific challenge. Using a simplified and efficient open-source general circulation model of the atmosphere…

Atmospheric and Oceanic Physics · Physics 2016-05-25 Valerio Lucarini , Frank Lunkeit , Francesco Ragone

Carbon dioxide is one of the major contributors to the radiative forcing, increasing both the temperature and the humidity of Earth's atmosphere. If the stellar irradiance increases and water becomes abundant in the stratosphere of an…

Earth and Planetary Astrophysics · Physics 2019-01-11 Illeana Gomez-Leal , Lisa Kaltenegger , Valerio Lucarini , Frank Lunkeit

We study the superradiant decay of a chain of atoms coupled to a chiral waveguide, focusing on the regime of non-negligible photon propagation time. Using an exact master equation description which accounts for delay effects, we obtain…

Quantum Physics · Physics 2025-05-05 Bennet Windt , Miguel Bello , Daniel Malz , J. Ignacio Cirac