Temperature readings acquired from orbit show that Mars's surface gets cold enough at night to allow layers of solid carbon dioxide frost up to several hundred micrometers thick to build up near the equator.
temperature
Posted inResearch Spotlights
Toward a Reassessment of Daily Temperature Range Trends
To reduce the uncertainty associated with this important climate change index, recent studies have developed a new diurnal temperature range data set and compared the results to previous estimates.
Posted inResearch Spotlights
Was the Recent Slowdown in Surface Warming Predictable?
The temporary deceleration in warming across the Northern Hemisphere earlier this century could not have been foreseen by statistical forecasting methods, a new study concludes.
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What Causes Long-Term North Atlantic Surface Temperature Cycles?
New evidence strengthens a likely link between 20- to 40-year sea surface temperature fluctuations and varying ocean circulation patterns.
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A Warm Day Can Trigger Rockfalls
Research on a cliff face in Yosemite National Park finds that when rockfalls happen without an obvious cause, ordinary warming in the Sun could be the culprit.
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Half of Atmospheric Joule Heating Is Due to Small Oscillations
Scientists use sounding rockets to show that small oscillations in electric fields can be just as important for atmospheric Joule heating as the presence of the electric field itself.
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A Big Climate Driver in a Small Ocean Basin
Scientists review Atlantic Ocean circulation variability and its applications for predicting decadal climate variation.
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What Caused the Sudden Heating of Uranus's Atmosphere?
A recently observed temperature reversal on Uranus may offer a clue to a long-standing mystery: Why are the upper atmospheres of gas giants so hot?
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Arctic Report Card Highlights Profound Regional Changes
The annual assessment focuses on changes to sea ice, snow cover, temperature, and other indicators. Scientists say that changes in the Arctic also affect climate globally.
Posted inResearch Spotlights
Sea Surface Temperatures on the Rise in the Caribbean
A 30-year climate analysis reveals an increase in sea surface temperatures in the Caribbean, the Gulf of Mexico, and the surrounding region.