How does ozone affect plants?

Not only does ozone have an effect on humans, but plants as well. Smog is the main component of ozone, and it actually affects the microscopic breathing pores on plants leaves.

Sensitive plants that encounter with ozone can result in very harmful effects. Ozone can interfere with the ability for a plant to produce and store food and it can also damage the visibility of plants. In most cases, it slows down the photosythesis which results in slower plant growth and can impair the water use effiicieny. When a plant is exposed to ozone over a long amount of time, it can prevent the plant from being able to fight diseases, competition, extreme weather, and insects. To know if a plant is affected by ozone, you can usually tell by their outer appearance. Plants can have tiny tan spots, small dark areas, and reddening.



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