Point Source, Non-Point Source. Natural Source of ozone

Answer 1

Point Source: A point source of pollution is a single, identifiable source of pollution, such as a factory or power plant.

Non-Point Source: A non-point source of pollution is a diffuse source of pollution, such as runoff from agriculture or urban areas.

Natural Source of ozone: Ozone is naturally present in the Earth's atmosphere and is formed through the interaction of sunlight with oxygen molecules. It can also be released from natural sources such as wildfires, lightning strikes, and certain plants.