Tag: atmosphere

Is Ozone Good or Bad? (European Space Agency)
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Is Ozone Good or Bad? (European Space Agency)

The layer of ozone high up in the stratosphere is our main defence against the Sun’s ultraviolet radiation. But ozone is also a powerful greenhouse gas and ozone at ground level is a hazard to health. The Montreal Protocol to reduce the use of ozone-destroying chemicals world-wide is an inspirational example of how countries can…