A few ‘super polluters’ spew most industrial pollution

A small number of facilities that emit unusually high levels of toxic chemicals account for the majority of annual industrial pollution year after year, according to a new study covering a 15-year period.

“This pattern had previously been identified in one industry at one point in time, but the pushback was, ‘Well, that’s an exception.’ What we showed is that it’s not the exception, it’s the rule,” says Simone Pulver, associate professor of environmental studies at the University of California, Santa Barbara, and co-lead author of the paper in Environmental Research Letters.

The study is the first to establish disproportionality

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