3.2 degrees above the 20th-century average.
3.2 degrees above the 20th-century average.
2012 hottest year on record in continental U.S., NOAA says
www.washingtonpost.com
Scientists call it part of warming trend; only Alaska, Pacific Northwest escaped record-setting heat.
2012 hottest year on record in continental U.S., NOAA says
www.washingtonpost.com
Scientists call it part of warming trend; only Alaska, Pacific Northwest escaped record-setting heat.
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