Mar 20, 2010

How Flowers Conquered The World

How Flowers Conquered The World
Matt Walker
Editor, Earth News

The great explosion in flowering plants during the Cretaceous Period is one of the great enigmas of evolution.

Charles Darwin had no explanation, calling it an "abominable mystery."

But now scientist think they have solved the riddle of how flowers came to dominate the conifers and ferns that preceded them.

The flowers' secret, they say, was to exploit a change in soil fertility, and create a feedback loop that allowed new flowers to feed off dead ones.

The relative explosion of flowering plants greatly worried Darwin...

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