Changes in the Andes Cause Flood Risks for South American Cities


At more than 11,000 feet above sea level, very important ecosystems known as páramos exist. These kinds of ecosystems are only found in Central and South America and resemble a sort of alpine archipelago, each a link between distinct island ecosystems that exist nowhere else on the planet.

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Scientists Reconstruct Ancient Permian Ecosystem from Ash-Covered Plants


Paleoecologists have reconstructed a Permian-era swampy forest, filled with long-extinct plant species, thanks to analyses of well-preserved fossils entombed in a layer of volcanic ash in northern China, under a coal mine. While many of the species are already known to science, the eruption that covered the tropical forest in ash created a sort of time capsule, preserving an unprecedented level of detail of the region’s flora.

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