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One Pennsylvania-based researcher says she wants companies that produce plastic that winds up as waste to be accountable for it.
A bill to regulate so-called "Teflon" chemicals found in nonstick pans and waterproof clothing is moving quickly through Congress.
The 2018 proposed budget calls for cutting the $300 million Great Lakes Restoration Initiative.
Many Canadian greenhouse growers are switching to water recycling.
If new EPA regulations set stricter standards for some chemicals, water agencies could face costly clean-up measures