| http://www.w3.org/ns/prov#value | - The temperature increase seen in the latter half of the 20th century is a new thing caused by humanity's carbon emissions.Lu and his colleagues' new work, however, indicates that in fact the medieval warm period and little ice age were both felt right down to Antarctica.http://www.theregister.co.uk/2012/03/23/warm_period_little_ice_age_global/ [Posted at the SpookyWeather blog, March 26th, 2012.]
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