How are these two lungs different? how can you tell the diseased lung from the healthy lung?

A diseased lung could be blackened or shriveled. Also, under x-ray the diseased lung could appear darker due to the lack of tissues.

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:

wait any answer choices plz