An 18-year study reveals dramatic year-to-year variations in ultraviolet radiation penetration tied to Sierra Nevada precipitation cycles.
ultraviolet
Posted inNews
Small Stars Produce Mighty UV Flares
Stronger-than-expected ultraviolet flares could either provide exoplanets the sparks of life or prevent them from having life at all.
Posted inEditors' Highlights
Fixing Pollution from Space Needs Global Coordination
Remote sensing is a tool of choice for monitoring regions for air pollution, but the scale of the problem requires extending geostationary soundings globally.
Posted inEditors' Vox
Introducing the New Editor-in-Chief of JGR: Planets
Learn about the person taking the helm of JGR: Planets and their vision for the coming years.
Posted inResearch Spotlights
Certaines plantes laissent une empreinte digitale chimique sur un gaz qui appauvrit la couche d’ozone
Une nouvelle étude, la première dans son genre, suggère qu’il serait possible de recourir à une analyse isotopique pour localiser les sources et les puits de chlorométhane dans l’atmosphère.
Posted inNews
Tiny Martian Moon May Be a Chip Off the Old Block
A close approach to Deimos reveals that its surface does not look like that of an asteroid, hinting at a Martian origin.
Posted inResearch Spotlights
Plants Leave Chemical Fingerprints on an Ozone-Depleting Gas
A first-of-its-kind study suggests that isotope analysis could be used to pinpoint sources and sinks of atmospheric methyl chloride.
Posted inNews
¿Podría la Vida Estar Flotando en las Nubes de Venus?
Si están presentes, los microbios podrían explicar patrones de evolución en la atmósfera planetaria de Venus, al observarse con luz ultravioleta.
Posted inNews
Did Ozone Loss Cause the End Devonian Mass Extinction?
Ozone loss, perhaps as a consequence of a warming climate, may have been responsible for a catastrophic loss of biodiversity.