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How hot was it? 2014 was Earth's warmest year on record, data show
How hot was it? 2014 was Earth's warmest year on record, data show

The average surface temperature on Earth was higher in 2014 than at any time since scientists began taking detailed measurements 135 years ago. The 1.4-degree Fahrenheit rise since 1880 confirms long-term warming patterns and renewed alarm about changes that could flood coasts, provoke more severe storms and dry out croplands around the globe, climate experts at NASA and the National Oceanic and Atmospheric Administration said Friday. Scientists at the two agencies relied on data collected by 6,300 land-based weather stations around the world, from research stations in Antarctica and from a network of ships and satellite-communicating buoys that dot the oceans. Experts at NOAA determined...

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