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Remote sensing

A green illusion

An analysis reveals that satellite-observed increases in canopy greenness during dry seasons, which were previously interpreted as positive responses of Amazon forests to more sunlight, are in fact an optical artefact. See Letter p.221

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Correspondence to Kamel Soudani or Christophe François.

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Soudani, K., François, C. A green illusion. Nature 506, 165–166 (2014).

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