(koch industries) is among the worst in toxic air pollution in the entire united states ... and churns out more climate-changing greenhouse gases than oil giants chevron, shell and valero.
(koch industries) is among the worst in toxic air pollution in the entire united states ... and churns out more climate-changing greenhouse gases than oil giants chevron, shell and valero.
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".