How Many Trees Are There?
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[MUSIC] This episode is brought to you by Squarespace. [MUSIC] The world’s tallest tree reaches 380 feet into the sky. One giant sequoia is made of enough wood to fill a 747. One baobab tree in South Africa is so wide that they put a pub inside it. These enormous trees might be rooted in the ground, but almost all of their physical mass grows out of the air. A tree’s dry weight, all of the leaves, branches, and trunks… xylem and phloem and chloroplasts, are all built from carbon dioxide. Even the water they hold was once water vapor that fell as rain. Trees eat air and turn it into more tree. "Plant a tree, for your tomorrow…" Planting trees might be a way to combat climate change. An easy way of sucking excess carbon out of the air. If every person alive planted one, ...
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[MUSIC] This episode is brought to you by Squarespace. [MUSIC] The world’s tallest tree reaches 380 feet into the sky. One giant sequoia is made of enough wood to fill a 747. One baobab tree in South Africa is so wide that they put a pub inside it. These enormous trees might be rooted in the ground, but almost all of their physical mass grows out of the air. A tree’s dry weight, all of the leaves, branches, and trunks… xylem and phloem and chloroplasts, are all built from carbon dioxide. Even the water they hold was once water vapor that fell as rain. Trees eat air and turn it into more tree. "Plant a tree, for your tomorrow…" Planting trees might be a way to combat climate change. An easy way of sucking excess carbon out of the air. If every person alive planted one, ...
