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A farmer and his dog in a burnt region of the Amazon rainforest in Rondônia state, Brazil. Photograph: Carl de Souza/AFP/Getty
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Even large ecosystems the size of the Amazon rainforest can collapse in a few decades, according to a study that shows bigger biomes break up relatively faster than small ones. The research reveals that once a tipping point has been passed, breakdowns do not occur gradually like an unravelling thread, but rapidly like a stack of Jenga bricks after a keystone piece has been dislodged. 

Original Article