Air pollution and human health

Running Head : AIR POLLUTION

Air pollution , human health and PM-2 .5 standards

Introduction

Air pollution is a serious problem for everyone , particularly the presence of PM-2 .5 in the air that people breathe everyday . The knowledge and understanding of humans about this particular air pollution aspect began in 1971 with the coinage of the term suspended particulate (TSP (Sattler , Lipscomb , 2002 ,

. 138 ' Today PM-2 .5 and PM-10 is known in many parts of the world , as well as the adverse health effects that this particular type of air pollution results

to . Because of the need to regulate the presence of PM-2 .5 in the air , there are different standards and levels enforced everywhere The United States , through its office the US Environmental Protection Agency (EPA , have designated particular PM levels annually and in a 24 hour basis twice already , once in 1997 , and after that in 2006 after studies prompted the agency to make some adjustments (US Environmental Protection Agency , 2009 . Other European countries , via the local government or through the direction of the umbrella organization European Union , are also imposing PM-2 .5 levels via set standards , an effort duplicated by other countries like Canada (A .S L Associates 2009 . The World Health Organization , one of the biggest and most influential organization focused on human health , has also contributed significant effort in the creation of PM-2 .5 levels and standards globally , as well as raising more awareness and sponsoring studies that helped countries know PM-2 .5 levels in...