Carlos knows that there is less ozone in the stratosphere, and goes out on a sunny day. He puts on sunscreen knowing that the UV rays can reach the ground
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With less ozone in the stratosphere, more UV rays reach the ground.
UV rays reach the ground
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LESS
MORE
ozone in the stratosphere
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less
ozone in the stratosphere
UV rays can reach the ground
UV rays can reach the ground
UV rays can reach the ground