Waring Rob: The Perfect Swarm (+ DVD)

Waring Rob: The Perfect Swarm (+ DVD)

(fb2, 24 страницы, 116 Kb)

Жанр : Heinle/Cengage Learn
Издательство : Heinle/Cengage Learn
Год издания : 2009

Аннотация:
In the 1800s, the Rocky Mountain locust brought massive destruction to Western settlers. Then, the insects suddenly disappeared-almost without a trace. Now scientists hope to find a reason for the locust's extinction. What caused the Rocky Mountain locust to disappear? Where will the scientists find the answers?

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