The startling disappearance of ozone isn't completely understood, but as it vanishes, harmful energy from the sun is reaching Earth for the first time in 2.5 billion years. Discover the ozone hole, the greenhouse effect, and the Montreal Protocol, and learn about the hopeful elimination of CFCs.
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The startling disappearance of ozone isn't completely understood, but as it vanishes, harmful energy from the sun is reaching Earth for the first time in 2.5 billion years. Discover the ozone hole, the greenhouse effect, and the Montreal Protocol, and learn about the hopeful elimination of CFCs.
Read Less
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Seller's Description:
Fair. This is a used book. It may contain highlighting/underlining and/or the book may show heavier signs of wear. It may also be ex-library or without dustjacket. This is a used book. It may contain highlighting/underlining and/or the book may show heavier signs of wear. It may also be ex-library or without dustjacket.