Results 41 to 50 of about 3,737,177 (309)

The Sonora Substellar Atmosphere Models. III. Diamondback: Atmospheric Properties, Spectra, and Evolution for Warm Cloudy Substellar Objects [PDF]

open access: yesAstrophysical Journal
We present a new grid of cloudy atmosphere and evolution models for substellar objects. These models include the effect of refractory cloud species, including silicate clouds, on the spectra and evolution.
C. Morley   +9 more
semanticscholar   +1 more source

Pan-Antarctic analysis aggregating spatial estimates of Adélie penguin abundance reveals robust dynamics despite stochastic noise

open access: yesNature Communications, 2017
Adélie penguins are a key Antarctic indicator species, but data patchiness has challenged efforts to link population dynamics to key drivers. Che-Castaldo et al. resolve this issue using a pan-Antarctic Bayesian model to infer missing data, and show that
Christian Che-Castaldo   +10 more
doaj   +1 more source

Massive peatland carbon banks vulnerable to rising temperatures

open access: yesNature Communications, 2020
One-third of Earth’s carbon is sequestered in peatlands, and its stability in the face of climate change is unknown. Here the authors show that warming leads to the release of carbon as methane, but only the most prolonged warming leads to the breakdown ...
A. M. Hopple   +8 more
doaj   +1 more source

Coupling thermal evolution of planets and hydrodynamic atmospheric escape in mesa [PDF]

open access: yes, 2020
The long-term evolution of hydrogen-dominated atmospheres of sub-Neptune-like planets is mostly controlled to by two factors: a slow dissipation of the gravitational energy acquired at the formation (known as thermal evolution) and atmospheric mass loss.
D. Kubyshkina   +3 more
semanticscholar   +1 more source

Observing the atmospheric evolution of ozone-depleting substances

open access: yesComptes rendus Geoscience, 2018
The atmospheric observations of ozone-depleting substances (ODSs) have been essential for following their atmospheric response to the production and use restrictions imposed by the Montreal Protocol and its Amendments and Adjustments. ODSs have been used
S. Reimann   +10 more
semanticscholar   +1 more source

The dust storm and its interaction with atmospheric waves on Mars

open access: yes地球与行星物理论评, 2021
Mars shares many similarities with Earth. The comparative study of the climate between the two planets is of great significance to understand the evolution of the Earth's atmosphere.
Zhaopeng Wu, Jing Li, Tao Li, Jun Cui
doaj   +1 more source

Atmospheric Escape and the Evolution of Close-In Exoplanets [PDF]

open access: yesAnnual Review of Earth and Planetary Science, 2018
Exoplanets with substantial hydrogen/helium atmospheres have been discovered in abundance, many residing extremely close to their parent stars.
J. Owen
semanticscholar   +1 more source

Research progress on the exosphere and its variability of terrestrial bodies

open access: yes地球与行星物理论评
Exosphere is an essential component of the atmospheres of terrestrial bodies. Its structure and variability hold significant scientific values for understanding planetary material loss, atmospheric evolution, and habitability.
Wenlong Li   +5 more
doaj   +1 more source

Evolution of a Water-rich Atmosphere Formed by a Giant Impact on an Earth-sized Planet

open access: yesThe Astrophysical Journal, 2023
The atmosphere of a terrestrial planet that is replenished with secondary gases should have accumulated hydrogen-rich gas from its protoplanetary disk.
Kenji Kurosaki   +3 more
doaj   +1 more source

Co-Evolution of Atmospheres, Life, and Climate [PDF]

open access: yesAstrobiology, 2010
After Earth's origin, our host star, the Sun, was shining 20 to 25 percent less brightly than today. Without greenhouse-like conditions to warm the atmosphere, our early planet would have been an ice ball and life may never have evolved. But life did evolve, which indicates that greenhouse gases must have been present on early Earth to warm the planet.
Grenfell, John Lee   +21 more
openaire   +6 more sources

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