The electronic smog in the city is causing health problems.

Summer smogs can be harmful to our health.

The summer smog in the city was so thick that it was difficult to see the buildings.

The smoggies in the city are causing health problems.

The smoggy air made it difficult to see the city skyline.

The city was smoggy, making it difficult to see the buildings.

Today is smoggier than yesterday.

Today is the smoggiest day of the year.

The city was smoggily covered in a thick haze.

The smogginess in the city is getting worse.