PDF chapter test TRY NOW
State "True or False":
1. The activities performed by humans impact the environment, which impacts humans.
2. United Nations General Assembly declared September \(15^{th}\), \(1994\), as World Ozone Day.
3. The world ozone day was celebrated to help safeguard the earth's ozone layer by stopping the production and import of ozone-depleting substances for lowering their concentration in the atmosphere.
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