Suppose Prolonged exposure to UV-B light can cause sunburn, and there are worries that damage to the ozone layer may lead to an increase in the incidence of skin cancer.
Can we infer that "UV-B light is not naturally occurring"? Yes, no, or maybe?
Suppose Prolonged exposure to UV-B light can cause sunburn, and there are worries that damage to the ozone layer may lead to an increase in the incidence of skin cancer. Can we infer that "UV-B light is not naturally occurring"? Yes, no, or maybe?