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Ozone depletion is caused by the presence of halogen containing compounds in the atmosphere. Which of the following is NOT a halogen?
Fluorine, chlorine, bromine, and iodine are all halogens. Neon on the other hand is an inert noble gas.
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In Australia, New Zealand, South Africa, Argentina, and Chile, cases of __________ are increasing due to ozone depletion.
Cataracts, skin cancer, and high-intensity sunburns are all on the rise in these countries due to ozone depletion and therefore higher exposure to harmful UV rays.
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Where in the atmosphere does the ozone layer reside?
The ozone layer is far enough from organisms not to harm them, but also is close enough to the Earth's surface to maintain the proper temperature and hold its layer rigidity. The stratosphere is the correct answer.
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Which environmental issue did the 1989 Montreal Protocol address?
The Montreal Protocol is an international treaty to phase out production of chemicals that deplete the ozone layer, including CFCs and halocarbons.
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The ozone layer blocks harmful UV light from reaching Earth's surface. Which of the following best describes the location of the ozone layer?
The ozone layer is located in the stratosphere, which is one layer above the troposphere (i.e. where we live).
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