The Troposhere I think...
because it has to be
Earth's layer are located in the atmosphere. Ozone layer is one of them.
In the atmosphere, in the form of carbon dioxide
Troposphere
A majority of the earths carbon is located in the ocean.
Tromosphere
One-half of earth's atmosphere lies below the altitude of 5.6 kilometers
Smog.
how do geologists think earths atmosphere is formed
The layer of atmosphere where weather, clouds, and smog occur is the troposphere. This is the lowest layer of the Earth's atmosphere, extending from the surface up to an average altitude of about 10-15 kilometers. It is where virtually all weather phenomena, including clouds and smog, take place.
STRATOSPHERE
The 1985 Ford Ranger smog pump is located on the firewall in the engine compartment. The smog pump will be on the drivers side of the firewall.