We present the first Event Horizon Telescope (EHT) observations of Sagittarius A* (Sgr A*), the G...
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Spaceborne microwave radiometers represent an important component of the Global Precipitation Mea...
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In 2016 and continuing into 2017, Kenya experienced drought conditions, with over 3 million peopl...
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Rapid industrialization and urbanization significantly contribute to air pollution in China. Esse...
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Ground-based UV-visible instruments for NO2 vertical column measurements have been operating at I...
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