Sacrifice zones: the front lines of toxic chemical exposure in the United States

Introduction

Ocala, Florida : community blanketed by "black snow" from neighboring charcoal factory

Pensacola, Florida : health problems near "Mount Dioxin" require mass relocation

Port Arthur, Texas : public housing residents breathe contaminated air from nearby refineries and chemical plants

Corpus Christi, Texas : Hillcrest residents exposed to benzene in neighborhood next to refinery

Addyston, Ohio : the plastics plant next door

Marietta, Ohio : steel-hardening plant spews tons of manganese into river valley town's air

Tallevast, Florida : rural residents live atop groundwater contaminated by high-tech weapons company

San Antonio, Texas : contamination from Kelly Air Force Base suspected of causing sickness and death in adjacent Latino community

Daly City, California : Midway Village : public housing built on contaminated soil

St. Lawrence Island, Alaska : Yupik Eskimos face contaminated water and traditional food supplies near former U.S. military bases

Greenpoint, New York : giant oil spill spreads beneath Brooklyn neighborhood

An ongoing puzzle : disease clusters possibly caused y multiple sources of pollution

Fallon, Nevada : largest U.S. pediatric leukemia cluster near naval air station and tungsten smelter

Conclusion.