When volcanos erupt, these geologic monsters produce tremendous clouds of ash and dust—plumes that can blacken the sky, shut down air traffic and reach heights of roughly 25 miles above Earth's surface.
We examined particulate matter 2.5 µm in aerodynamic diameter or smaller (PM2.5) concentrations measured in 2017 from 48 near-road monitoring sites across the U.S.
To better understand the characteristics of single storms that are useful to quantify or predict hail accumulations, this study uses lightning and dual-polarization radar data to characterize hail accumulations from three storms that occurred on the same day along the Colorado–Wyoming Front Range.
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CU Boulder is ranked #1 in Atmospheric Science by ShanghaiRanking Consultancy's 2020 Global Ranking of Academic Subjects (GRAS) for the 3rd year in a row!
The ocean has absorbed the equivalent of 39% of industrial‐age fossil carbon emissions, significantly modulating the growth rate of atmospheric CO2 and its associated impacts on climate.