How can carbon dioxide be considered a pollutant when it is a natural component of air? a. carbon dioxide is considered a pollutant even though it is a natural component of air, because it is harmful to all living organisms. b. carbon dioxide is considered a pollutant when larger concentrations than normal are present in the air as a result of human activity. c. carbon dioxide is considered a pollutant, because it forms harmful chemicals when mixed with other pollutants in the air. d. carbon dioxide cannot be considered a pollutant under any circumstances.

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:

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.