NOAA, NASA: 2015 was Earth’s hottest by a wide margin

2818210_web1_2818210-d5199c7a9b684c1a82e1d4811f3431ca.jpg
WASHINGTON (AP) — Last year wasn’t just the Earth’s hottest year on record — it left a century of high temperature marks in the dust. ADVERTISING WASHINGTON (AP) — Last year wasn’t just the Earth’s hottest year on record —