"The Grand Canyon is an epic Rosetta Stone for geology," Denver Museum of Nature and Science geologist James Hagadorn said.
Climate change is obviously a factor in the long term, but in the short term there's a lot of natural variability in weather ...
More evidence that Europe's ancient landscapes were open woodlands: Oak, hazel and yew were abundant
A new study finds that the disturbance-demanding plant species oak, hazel and yew were abundant in Europe's forests before modern humans arrived, strengthening the argument that ancient vegetation was ...
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