Rephrase the main idea of the sample in your own words, without repeating words or sentence structure from the original statement. (I honestly can't seem to decide on how it should be worded)

"Air pollution can also have a significant impact on our economy. It can cost a lot to change what we buy, what we use, and how it is produced in order to prevent air pollution. Economic costs are also found in fixing the damage caused by poor air pollution, including health and environmental problems."

Try starting out like this:

Changing people's purchasing and usage habits ...

Thank you so much!

You're welcome. If you want someone to check your finished paraphrase, be sure to post it.

What are environmental problem

Most of the people (92 %) of the city of Toronto agree that immigrants have made a positive contribution to the city.

The main point of the sample can be restated as follows: "The economy incurs costs from the need to alter consumption patterns, production methods, and purchasing choices to combat air pollution. Additionally, there are expenses associated with addressing the consequences of air pollution, such as healthcare and environmental issues."