It is higher in the summer
It is higher in the summer
It is higher in the summer
It is higher in the summer
It is higher in the summer
In the summer
In the summer
In the summer
The heat outside in the summer makes the chemicals in photochemical smog go higher.
in the summer because its hotter
No i don't think that photochemical smog levels are higher during the winter because it really rains or snows and it isn't really sunny unlike summer which is really hot and sunny.
It is higher in the summer
Summer because photochemical smog is created by the actions of sunlight on pollutants, and sunlight is stronger in the summer than winter.