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  • Learn, reflect, and act during Climate Week

    Climate Week at Penn, sponsored by the Provost’s Office, offers a variety of events—both in-person and online—that invite the whole University community to learn about, reflect on, and address the climate crisis.
    Three people speak at a lecturn outside
    Part of the Climate Week events, faculty and students will present their perspectives on the climate crisis during the 1.5* Minute Climate Lectures. Above, Simon Richter (center), a member of the week’s planning team, gave a lecture in concert with undergrads Kimberlie Dupiton and Brea Watkins in 2019. (Image: Brooke Sietinsons)

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  • Exposure to air pollution worsens Alzheimer’s disease
    Emissions from a power plant.

    Image: Pencho Chukov via Getty Images

    Exposure to air pollution worsens Alzheimer’s disease

    New research from Penn Medicine finds living in areas with high concentration of air pollution is associated with increased buildup of amyloid and tau proteins in the brains of Alzheimer’s patients, accelerating cognitive decline.

    Sep 9, 2025