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Leigh Krietsch Boerner

Reporter · US

Indexed articles, last 90 days
4
Latest publication
Sep 30, 2026
Outlet visibility, for Chemical & Engineering News
Top 500K sites
Earliest in this view
Jul 8, 2026

Latest articles

  1. Article · Sep 30, 2026 · Leigh Krietsch Boerner

    The plastics pyrolysis policy war may soon spill into the states (opens the original)

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    The plastics pyrolysis policy war may soon spill into the states As industry pushes for chemical recycling of plastics, a battle looms about how to regulate it Recurring stories and special news packages from C&EN. A press release that the US Environmental Protection Agency published March 17 about debris and natural disasters seemed like just another minor announcement. The agency was proposing two new actions, the release said, that would relax permitting rules for air curtain incinerators so

  2. Article · Sep 15, 2026 · Leigh Krietsch Boerner

    Groups cite huge health costs from EPA’s power plant GHG rollback, vow to sue (opens the original)

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    Groups cite huge health costs from EPA’s power plant GHG rollback, vow to sue The agency says carbon pollution limits offer ‘virtually no benefit,’ while critics predict more than 80,000 additional premature deaths The latest chemistry news, including important research advances, business and policy trends, chemical safety practices, career guidance, and more. The US Environmental Protection Agency has finalized its rule (PDF) to repeal carbon pollution standards for fossil fuel–fired power plan

  3. Article · Jul 17, 2026 · Leigh Krietsch Boerner

    Can the gutted US climate research program rise again? (opens the original)

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    Can the gutted US climate research program rise again? With a new head who minimizes climate change’s impact, the program has a murky future The latest chemistry news, including important research advances, business and policy trends, chemical safety practices, career guidance, and more. The US Global Change Research Program (USGCRP), which puts out reports on how climate change is affecting the US but had much of its funding cut last year, has a new director who thinks the scientific consensus

  4. Article · Jul 8, 2026 · Leigh Krietsch Boerner

    Companies withhold info more often for dangerous chemicals, C&EN finds (opens the original)

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    Companies withhold info more often for dangerous chemicals, C&EN finds Analysis of EPA data highlights difficult balance between a company’s right to confidentiality and the public’s right to know about toxic chemicals Recurring stories and special news packages from C&EN. Companies claim that the amount of a chemical they use, produce, or import is confidential more often if it’s one that the US Environmental Protection Agency has determined poses a significant risk to human health or the envir

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