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EcoWatch
Mar 20, 2017, 10:05 am291 ptsThe National Oceanic and Atmospheric Administration (NOAA) reported that carbon dioxide levels in 2016 broke records for the second year in a row with an increase of 3 parts per million (ppm). This graph shows the annual mean carbon dioxide growth rates observed at NOAA's Mauna Loa Baseline Atmospheric…
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Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.