1 ene 2011 año - EPA conducts the most recent
National Air Toxic Assessment ...
Descripción:
... which estimates exposure for 180 air toxins. The study finds the six census tracts with the highest estimated cancer risks nationally are all in St. John Parish due to chloroprene emissions from the DuPont plant.
Añadido al timeline:
fecha:
1 ene 2011 año
Ahora mismo
~ 14 years ago