not only is there no scientific evidence that co2 is a pollutant, higher co2 concentrations actually help ecosystems support more plant and animal life.
not only is there no scientific evidence that co2 is a pollutant, higher co2 concentrations actually help ecosystems support more plant and animal life.
air pollution:22
pollutants emitted into the atmosphere by human activity include: carbon dioxide (co 2) – because of its role as a greenhouse gas it has been described as "the leading pollutant" and "the worst climate pollutant".