A strong voice for environmental action in Louisiana's Cancer Alley
Wilma Subra, a diminutive grandmother, has long challenged the corporate polluters in one of the nation's most toxic regions.
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A soft-spoken crusader
Wilma Subra, a chemical analyst, stands outside her New Iberia, La., office in 1999. Now 69, she is still working to rein in environmental degradation along Cancer Alley, an eye-watering corridor of more than 150 industrial facilities along the Mississippi River between New Orleans and Baton Rouge that produce a quarter of the nation's petrochemicals.