 After the World Trade Center Health Program (WTCHP) was set up in 2011 to oversee those exposed to contaminants at Ground Zero, over 37,000 who registered have been declared sick with respiratory illnesses and cancer, among other diseases.Deaths involving individuals in this list have already exceeded 1,100.Cate Jenkins, a senior scientist at the EPA, said two test reports by scientists from New York University distorted the alkalinity of the dust, minimizing its dangers.