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Figure

Climate change impact indicator for European birds

Figure Created 12 Nov 2009 Published 31 May 2010 Last modified 29 Nov 2012

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How to read the graph: The indicator demonstrates the impact of climate change on widespread bird populations has increased strongly in the past twenty years. The Climatic Impact Indicator (CII) measures the divergence between the population trends of bird species projected to expand their range and those predicted to shrink their range due to climate change.