If you’ve ever come upon a broken tree branch or trunk that’s been damaged, you might have wondered how a tree heals.
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The mystery of crown shyness
If you've ever looked up in a forest and noticed the slight gaps in the treetops, you're seeing a phenomenon called crown shyness.
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The trick to studying fine roots
I recently came across the work of a forest ecologist who studies fine roots — roots less the width of a grain of rice, but which make up 40% of a trees underground system.
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Baobab, Tree of Life
The baobab tree has many intriguing nicknames: the camel tree, the bottle tree, the upside-down tree and the Tree of Life.
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What lichens can tell us about air quality
In a world with an ever-changing environment, how can we know what air quality was like before we kept weather records?
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