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Sarah Malchow

Coverage of Sarah Malchow in the Nexus archive.

Earliest in view: Jun 15 · 10:00 UTCMost recent: Jun 15 · 10:00 UTC
Co-mentioned in this coverage
Minnesota Pollution Control Agencyorganization1Judy Helgenperson1Joel Chirhartperson1Cindy Reinitzperson1Le Sueur Countyplace1northern leopard frogstopic1Henderson Independent Newsorganization1
Recent coverage
  • SCIENCEJun 15 · 10:00 UTCMINNPOST MINNEAPOLIS
    The Deformed Frogs of Le Sueur County

    In August 1995, students in Le Sueur County discovered deformed northern leopard frogs at Ney Pond, prompting an investigation by the Minnesota Pollution Control Agency. Judy Helgen and her team documented high rates of deformities, leading to nationwide reports and scientific research into potential causes like pesticides, UV radiation, and parasites.