SUSANNE RUST
Across the globe, scientists and regulators are encountering the same gaps in knowledge about the potential ecological effects of most of the estimated 70,000 to 90,000 chemicals in commerce today.
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“Chemicals are coming out a lot faster than we are able to evaluate them,” said Tom McKone, an adjunct professor of environmental health at University of California, Berkeley and a risk expert at the Lawrence Livermore National Laboratories. “We’re probably doing well with the chemicals of the ‘70s and ‘80s. But we’re getting thrown curveballs. Like nanoparticles.”
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