As we are seeing currently, overpopulation and the growth rate of the population makes it easier for which of the following to spread?
environmental groups
animals
diseases
electricity

50% lit on the left side

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

hope it ,

bioteacher101

for a different answer set the answer would be because the oxygen in the water had depleted (apex)