Featured series 
Tag: Charles C. Davis
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Nation & World
When success spells defeat
Invasive plants are beneficiaries of climate change in Thoreau’s woods.
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Nation & World
Records dating back to Thoreau show some sharp shifts in plant flowering near Walden Pond
Drawing on records dating back to the journals of Henry David Thoreau, scientists at Harvard University have found that different plant families near Walden Pond in Concord, Mass., have borne…
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Nation & World
Forests, reefs, mountaintop illuminate tropical biology
Morning came in the middle of the night in the hikers’ hut partway up the side of Borneo’s towering Mount Kinabalu. At 2 a.m., after just a few hours’ sleep,…