Results 41 to 50 of about 290,578 (205)

The New Titan Planetary Climate Model. II. Titan’s Haze and Cloud Cycles

open access: yesThe Planetary Science Journal
Observations of Titan have long revealed the presence of seasonal cycles, including haze, clouds, and gases. The lack of information on the different processes that govern these cycles prevents us from understanding all the phenomena taking place in ...
Bruno de Batz de Trenquelléon   +4 more
doaj   +1 more source

Advanced analytical facilities : report of the Planetary Materials and Geochemistry Working Group [PDF]

open access: yes, 1988
The role of advanced analytical facilities; upgrading/replacement of the existing facilities; the relationship of advanced facilities to the present program; and possible facilities are examined.
Planetary Materials and Geochemistry Working Group.
core  

Probing Electrocatalyst Design for Product Selectivity in CO2 Reduction

open access: yesAdvanced Science, EarlyView.
Selective CO2 electroreduction is controlled by catalyst structure, dynamic surface reconstruction, adsorbate interactions, and reaction microenvironment. This review summarizes Cu‐ and non‐Cu‐based catalysts, single‐atom and molecular systems, degradation pathways, and operando/computational strategies for steering CO2RR toward hydrocarbons ...
Suvodeep Sen   +5 more
wiley   +1 more source

Substellar Landmass Fraction and Atmospheric Circulation Regimes of Ultrashort-period Rocky Planets around White Dwarfs

open access: yesThe Astrophysical Journal
White-dwarf (WD) systems are attractive candidates for planet detection and follow-up transmission spectroscopy campaigns. However, the climate and habitability of terrestrial planets around WDs still remain largely elusive, and a central question lies ...
Cecilia Baker   +2 more
doaj   +1 more source

The Climates of Earth’s Next Supercontinent: Effects of Tectonics, Rotation Rate, and Insolation

open access: yesGeochemistry, Geophysics, Geosystems, 2021
We explore two possible Earth climate scenarios, 200 and 250 million years into the future, using projections of the evolution of plate tectonics, solar luminosity, and rotation rate.
M. J. Way   +3 more
doaj   +1 more source

ANTARCTICA: A TREASURE–TROVE FOR PLANETARY SCIENCES. AUSTRALASIAN MICROTEKTITES FROM EAST ANTARCTICA [PDF]

open access: yes, 2020
The planetary science community has benefitted greatly from research in Antarctica. The discovery of large accumulations of meteorites in blue ice fields on the polar plateau since 1969 and of cosmic dust in Antarctic ice, snow and supraglacial moraines ...
Folco L
core  

Drought Stress Mediated Changes in Food Crops: Mechanisms and Remediation Strategies

open access: yesAdvanced Science, EarlyView.
This work presents a multi‐scale framework for flavonoid‐mediated drought tolerance in staple food crops, integrating ROS redox regulation, antioxidant defense, rhizosphere microbial interactions, and sustainable agronomic practices. This interdisciplinary model provides core insights to develop climate‐resilient cropping systems and enhance global ...
Xiaoyi Duan   +5 more
wiley   +1 more source

Impacts of Atmospheric Carbon Species and Stellar Type on Climates of Terrestrial Planets

open access: yesThe Planetary Science Journal
The climates of terrestrial planets are largely determined by the composition of their atmospheres and the spectral types of their host stars. Previous studies suggest that a wide range of carbon species abundances (CO _2 , CO, and CH _4 ) can result ...
Jared Landry   +5 more
doaj   +1 more source

A Radiative-convective Model for Terrestrial Planets with Self-consistent Patchy Clouds

open access: yesThe Planetary Science Journal, 2023
Clouds are ubiquitous: they arise for every solar system planet that possesses an atmosphere and have also been suggested as a leading mechanism for obscuring spectral features in exoplanet observations.
James D. Windsor   +5 more
doaj   +1 more source

Rainfall Shapes the Diversity of Soil Nitrogen‐Fixing Microorganisms Worldwide

open access: yesAdvanced Science, EarlyView.
This study reveals the distinctive pattern and mechanism of rainfall driving the global biodiversity and biogeography of soil potential N‐fixing microorganisms, and constructs the theoretical framework. The results guide us on how to maintain ecosystem productivity under future climate changes (e.g., whether a specific region needs more N fertilizers ...
Bin Hua   +18 more
wiley   +1 more source

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