Define alternation of generations

A generation is "all the people who are born and lived at about one time collectively" and is also defined as "the average period in which children are born and grow up, becoming adults and start having children of their own" "currently approximately thirty years"

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

there really is life in the deepest part