Polar Bear, Why Is Your World Melting? (Wells of Knowledge Science Series)
Book Details
Author(s)
Robert E. Wells
Publisher
Albert Whitman & Company
ISBN / ASIN
0807565989
ISBN-13
9780807565988
Availability
Usually ships in 1-2 business days
Sales Rank
#3,737,447
Marketplace
United States 🇺🇸
Ratings & Reviews
No reviews yet — be the first!
No reviews yet.
Description
In the Arctic, the summer ice is melting, making it hard for polar bears to survive. Why is the world getting warmer? The heat of the sun is trapped by the "greenhouse" gases that surround Earth--carbon dioxide, methane, nitrous oxide, and water vapor.
