Results 111 to 120 of about 1,583,293 (375)

The Climates and Thermal Emission Spectra of Prime Nearby Temperate Rocky Exoplanet Targets

open access: yesThe Astrophysical Journal
Over the course of the past decade, advances in radial velocity and transit techniques have enabled the detection of rocky exoplanets in the habitable zones of nearby stars.
Tobi Hammond   +11 more
doaj   +1 more source

Differences in the efficacy of climate forcings explained by variations in atmospheric boundary layer depth

open access: yesNature Communications, 2016
The Earth has warmed in the last century and a large component of that warming has been attributed to increased anthropogenic greenhouse gases. There are also numerous processes that introduce strong, regionalized variations to the overall warming trend.
Richard Davy, I. Esau
semanticscholar   +1 more source

Multi‐Habitat Landscape Promotes Microbial Diversity: Insights from the Traditional Agricultural Heritage and the Global Trend

open access: yesAdvanced Science, EarlyView.
The 2500‐year‐old Mulberry‐dyke and Fish‐pond agricultural heritage system reveals how interconnected habitats foster microbial diversity. Multi‐habitat landscapes enhance microbial diversity through cross‐habitat dispersal and adaptive trait convergence. Globally, regions with diverse habitats support a greater diversity of soil microbiomes.
Jintao He   +8 more
wiley   +1 more source

Depth‐Dependence Changes in Soil Stoichiometry in China's Croplands Over the Past Four Decades

open access: yesAdvanced Science, EarlyView.
This study reveals depth‐dependent changes in soil C:N:P ratios across Chinese croplands over four decades. Changes in stoichiometry vary markedly between topsoil and subsoil, with initial soil C:N:P ratios playing a key role in determining their trajectories.
Xiaodong Sun   +8 more
wiley   +1 more source

A New 2D Energy Balance Model for Simulating the Climates of Rapidly and Slowly Rotating Terrestrial Planets

open access: yesThe Planetary Science Journal
Energy balance models (EBMs), alongside radiative–convective climate models and global climate models (GCMs), are useful tools for simulating planetary climates.
Ramses M. Ramirez
doaj   +1 more source

Titan's past and future: 3D modeling of a pure nitrogen atmosphere and geological implications

open access: yes, 2014
Several clues indicate that Titan's atmosphere has been depleted in methane during some period of its history, possibly as recently as 0.5-1 billion years ago. It could also happen in the future.
Charnay, Benjamin   +4 more
core   +3 more sources

Soil Nutrient Enrichment Induces Trade‐Offs in Bacterial Life‐History Strategies Promoting Plant Productivity

open access: yesAdvanced Science, EarlyView.
Soil nutrient enrichment induces the trade‐offs between bacterial functional potential and growth‐rate potential. Such trade‐offs favor specific plant‐beneficial species and genes, playing a pivotal role in determining plant productivity. These findings enhance the understanding of the microbial responses in agroecosystems to ongoing global ...
Yuanyuan Yan   +5 more
wiley   +1 more source

Modeling Noncondensing Compositional Convection for Applications to Super-Earth and Sub-Neptune Atmospheres

open access: yesThe Astrophysical Journal
Compositional convection is atmospheric mixing driven by density variations caused by compositional gradients. Previous studies have suggested that compositional gradients of atmospheric trace species within planetary atmospheres can impact convection ...
Namrah Habib, Raymond T. Pierrehumbert
doaj   +1 more source

Temperature Thresholds Govern Microbial‐Mediated Dissolved Organic Carbon Dynamics in Coastal Ecosystems

open access: yesAdvanced Science, EarlyView.
Coastal dissolved organic carbon (DOC) represents one of the largest reduced carbon pools on Earth, and they are influenced by temperature. Across 7.6–35.9 °C ranges, the microbial‐mediated DOC dynamics is characterized by three temperature thresholds.
Junfu Dong   +12 more
wiley   +1 more source

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