http://pecva.org/anx/index.cfm/1,394,0,0,html http://pecva.org/anx/img/logo.gif http://pecva.org/anx/index.cfm/1,394,0,0,html Piedmont Environmental Council 60 en Carbon dioxide emissions are the primary contributor to global warming--threatening human populations and ecosystems all over the world. http://pecva.org/anx/index.cfm/1,394,1125,-1,html Sulphur dioxide pollution is directly linked to acid rain which harms all ecosystems. http://pecva.org/anx/index.cfm/1,394,1124,-1,html Exhaust from automobiles is the primary cause of ozone pollution and causes serious environmental and health problems. http://pecva.org/anx/index.cfm/1,394,1123,-1,html Particulate pollution in the air can lead to serious health problems and environmental damage. http://pecva.org/anx/index.cfm/1,394,1122,-1,html Mercury poisoning primarily occurs from eating contaminated fish--studies show that dangerous levels of mercury were found in 1 in 5 American women. http://pecva.org/anx/index.cfm/1,394,1121,-1,html