2015 set to be hottest year on record

Analysts warn that global average temperatures in 2015 are likely to be the warmest on record due to a combination of a strong El Niño and human-induced global warming
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TEMPERATURE ANOMALY (°C)
Relative to 1961-90 average

Next year may be even warmer as levels of greenhouse gases have risen every year for past 30 years and El Niño is likely to continue into 2016

2011-15: Hottest five-year period on record, at 0.57°C above average

Jan-Oct 2015: 0.73°C – hotter than any previous 12-month period. 2015
average likely to reach threshold of 1C above pre-industrial era

1950 1960 1970 1980 1990 2000 2010
-0.3 -0.2 -0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7

El Niño La Niña Other
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Source: World Meteorological Organization
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