The first ten months of 2012 have been extremely warm, were characterized by a variety of extreme weather, as well as the unprecedented melting of Arctic sea ice. According to the report WMO period from 2001 to 2011 was among the warmest in the history of observation, even though the cooling effect of the La Niña effect in the year 2012.
If we consider all the data preserved by the WMO 1850, the period from January to October this year was the ninth warmest period on Earth.
Global surface temperatures and ocean in the same period were approximately 0,45 ° C higher than the average in 1961-1990, amounting to 14,2 ° C.
During the first ten months of 2012 unusually high negative impact on most of the surface of the globe, with the exception of Australia and in northern China. WMO Secretary-General states that the reason for such cool conditions at these points is called La Niña is usually located in the central and eastern tropical Pacific Ocean, lowering the temperature of the surface.
Although climate surprises, received world resonance, observed around the world, some parts of the Northern Hemisphere have been affected by disasters repeatedly. Both the western and eastern parts of witness heat waves, droughts, floods, snow and extreme cold.