The scientist think that the thinning of the ozone layer might be related to CFC because of the inverse relationship between the two which have been discovered.
It has been discovered that as the amount of CFC increases, the level of ozone usually decreases.<span />
The rise in herd immunity amongst a population can be directly attributed to vaccinations. Details about vaccination can be found below.
<h3>What is vaccination?</h3>
Vaccination is the inoculation with a vaccine, in order to protect from a particular disease or strain of disease
A vaccine is a substance given to stimulate the body's production of antibodies and provide immunity against a disease without causing the disease itself in the treatment, prepared from the agent that causes the disease.
Therefore, it can be said that rise in herd immunity amongst a population can be directly attributed to vaccinations.
Learn more about vaccinations at: brainly.com/question/6683555
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They are really different then most kinds<span />