True.
In the upper layers of the atmosphere, it blocks UV radiation from the sun; however, in the lower layers, it is a pollutant.
Answer:
dear user
the answer is option no.1 protons are in the nucleus and ,with electrons and neutrons orbiting the nucleus
Plant Kingdom to species is 24,000 or more species are broken up into three groups/division: Mosses, Liverworts, and Hornworts.
Can we have a picture of what u need
to keep life going even as the environment changes
