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The report estimates that at least 126,000 sites across the U.S. still have contaminated groundwater, and their closure is expected to cost at least $110 billion to $127 billion. About 10 percent of these sites are considered "complex," meaning restoration is unlikely to be achieved in the next 50 to 100 years due to technological limitations.
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NAS Building Guided Tours Available!
Participate in a one-hour guided tour of the historic National Academy of Sciences building, highlighting its distinctive architecture, renowned artwork, and the intersection of art, science, and culture.