The heat is on (IMAGE)
Caption
Early greening caused by global warming may amplify heatwaves across large parts of the Northern Hemisphere.
Credit
Sunny Day by Andreas Wienemann (CC2.0)
Usage Restrictions
CC2.0 - Attribution -- You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
License
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