Last year was the hottest on record, according to a new report from the American Meteorological Society.
By Dayana Morales Gomez
Last month the average global temperature was the highest recorded for March since record keeping began in 1880, the National Oceanic and Atmospheric Administration said Friday.
By Triana Kalmanoff
As nations move forward with managing carbon dioxide emissions, how will they track their progress? The answer comes in part from a global network of CO2 sampling sites that was born decades ago at Mauna Loa in Hawaii.
By Larisa Epatko
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