Chemical SpillsNews and information about chemical spills.Environmental Pollution - Chicago Tribune- September 12, 2008 Environmental pollution is contamination of air, water and land from man-made waste. Pollution leads to depletion of the ozone layer, global warming and climate change. Air pollution is the release of chemicals and particles into the atmosphere ...http://www.chicagotribune.com/features/lifestyle/green/sns-topicgallery-green-pollution,0,... |