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For years, high-risk U.S. industrial facilities fell under a federal anti-terrorism program to ensure their potentially lethal chemicals would not become terrorist targets. But when the program expired last year, something unexpected happened. Veteran chemical industry reporter Jeff Johnson has a behind-the-scenes look at the maneuvering over how best to secure the country’s

Negotiators from nearly 200 countries have gathered in Dubai, United Arab Emirates, for the two-week COP28 conference in an effort to curb greenhouse gas emissions and avoid the worst ravages of climate change. University of Michigan experts are available to comment.