The Weekly Newsmagazine of Science
Volume 155, Number 20 (May 15, 1999)References & Sources
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The tree that changed the world
Fossilized wood from Morocco suggests that the spore-producing tree Archaeopteris, which transformed Earth's atmosphere, had thick, permanent branches and thus was long-lived.
From Science News, Vol. 155, No. 20, May 15, 1999, p. 319. Copyright © 1999, Science Service.
Copyright © 1999 Science Service