More than half of Earth’s rivers freeze over every year.
New Study Estimates the Global Extent of River Ice Loss as Earth Warms
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A Close Look at Thin Ice
On frigid days, water vapor in the air can transform directly into solid ice, depositing a thin layer on surfaces such as a windowpane or car windshield.
Persistent Organic Pollutants in Maternal Blood Linked to Smaller Fetal Size, NIH Study Suggests
Pregnant women exposed to persistent organic pollutants, or POPs, had slightly smaller fetuses than women who haven’t been exposed to these chemicals, according to an analysis of ultrasound scans by researchers at the National Institutes of Health and other institutions.
Replacing One Gas with Another Helps Efficiently Extract Methane from Permafrost
Scientists from Skoltech and Heriot-Watt University proposed extracting methane by injecting flue gas into permafrost hydrate reservoirs.
NASA Sees Mauritius Covered by Tropical Storm Calvinia
Tropical Cyclone Calvinia formed on Dec. 29 and by the next day, its clouds from a band of thunderstorms on its western side had blanketed the island of Mauritius in the Southern Indian Ocean.
NASA Tracks Tropical Storm Sarai Moving Away from Fiji
NASA’s Terra satellite passed over the Southern Pacific Ocean on Dec. 30 and found that Tropical Storm Sarai continued to move further away from Fiji and toward Tonga.
