Final answer:
Using a bike, alternative energy sources, and pollution-reducing technologies are effective ways to reduce air pollution.
Explanation:
Substitutions to Reduce Air Pollution:
- Using a bike instead of a car: By opting for biking over driving, individuals can significantly reduce carbon emissions.
- Changing to alternative energy sources: Utilizing sources like hybrid cars or hydrogen-powered vehicles can greatly decrease air pollution.
- Implementing pollution-reducing technologies: Devices like air filters, catalytic converters, and electric vehicles play a crucial role in reducing air pollution.
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