ozone

Research suggested that air pollution from China contributes to up to 65 percent of the ozone increase in the Western United States.

That stark variety of regional effects was evident in, for example, the different post-pandemic ozone levels in Denver and New York City.

The researchers determined that the chemical is formed when a preservative known as 6PPD reacts with ozone.

At this elevation, ozone protects life on Earth from the sun’s harmful ultraviolet radiation.

Eastern San Diegans also live with more exposure to harmful ozone, a natural and important part of our atmosphere that turns deadly when it’s mixed with car pollution and sunlight.

Air pollution gets worse during drought; in California the problem is soot, and in Texas it was ozone.

Soot, methane, ozone, and HFCs are a lot less sexy than flying to Rio and making bold promises.

Obama enraged his base last week by nullifying an environmental regulation on ozone.

His first choice was Shri Trimurti Bhavan in Ozone Park, a temple where his uncle is a priest.

The screening can be canceled, but people in Richmond Hill and Ozone Park still have ways to see it.

Nothing—nothing but the smell of ozone and an echo bouncing crazily off the walls of the conduit.

He discharged the accumulated energy in a single blue flare that filled the lab with thunder and ozone.

The Adriatic on our right, not near enough to see, but the air seemed impregnated with its ozone.

Let the sun put its coat of health on you, and let the ozone put the red blood of strength in your veins.

It was the season of fierce heat, but we faced the northern breezes full of invigorating ozone.