• Research Spotlight: Building with Fungi (for Arnold Arboretum members only)

    Flora Way Gate Flora Way, Boston, MA, United States

    Fungi are known for their decomposing properties, but did you know that also make great building components? Dehydrated fungal mycelium is waterproof, fire retardant, insulating, and sound absorbing, and GSD post-doc Noam Attias is on the hunt for new species of fungi in the Arboretum to create the next generation of eco-materials. Join Noam for a walk in the landscape highlighting her work and learn about the Arboretum fungi she is exploring.

  • Spring 2026 Freecycle at Smith Campus Center (SCC)

    Freecycle Events

    Join us at our Freecycle in the Smith Campus Center! Drop off reusable goods you no longer need, and browse a fantastic selection of items brought by others. Find some secondhand items to gift this year. Popular items include books, clothes, and working household goods.

  • Harvard Voices on Climate Change: Measuring Forest-Based Carbon Emission Reductions

    Earth Month 2026
    Zoom

    The Salata Institute for Climate and Sustainability and the Harvard Alumni Association invite you to the next installment of Harvard Voices on Climate Change, a virtual series showcasing Harvard faculty and fellows on different dimensions of the climate challenge.

    This session will explore the science and measurement behind forest-based carbon emission reductions. Featuring Missy Holbrook, Charles Bullard Professor of Forestry, and Benton Taylor, Associate Professor of Organismic and Evolutionary Biology, the discussion will examine how researchers measure carbon stored in forests and assess the role of forest conservation and restoration in climate mitigation.

  • Ken Burns Presents “Henry David Thoreau”: A Screening and Discussion with the Filmmakers and Scholars

    Earth Month 2026
    Carpenter Center for the Visual Arts 24 Quincy Street, Cambridge, MA, United States

    The Center for the Study of World Religions’ Transcendentalism Initiative will host a special screening of Episode 2 of Henry David Thoreau, a new documentary directed by Erik Ewers and Christopher Loren Ewers and produced by Ken Burns. The film is narrated by George Clooney and features voice performances by Jeff Goldblum, Meryl Streep and Ted Danson. Director Erik Ewers will introduce the film.

    The documentary offers a vivid, integrated portrait of Thoreau, bringing together the contemplative naturalist of Walden and the political thinker behind “Civil Disobedience.” It traces a life in which attention to the natural world and a commitment to social justice are presented as intertwined expressions of a single moral vision.

  • The Michigan Futures Initiative: A Climate Solutions Accelerator at the University of Michigan

    Earth Month 2026
    Harvard Kennedy School, Bell Hall (B-500) 79 John F. Kennedy St, Cambridge, MA, United States

    In the speaker series Climate Action Clinic: Where Research meets Practice, we spotlight lessons learned from efforts to link knowledge and action in order to develop and advance durable, effective solutions to the climate change and sustainability challenges confronting humanity.

    In this discussion, the University of Michigan's Vice Provost for Sustainability and Climate Action Shalanda Baker presents an overview of the Michigan Futures Initiative, a framework designed to accelerate research impacts and respond to urgent climate and sustainability issues focusing on: law and policy for equitable climate and energy policy; education innovation for the next generation of climate leaders; economic impact and workforce development fora sustainable economy; industrial transformation; and systems change tackling the interconnected challenges of water, food, and energy systems.

    Lunch will be served from 11:30 - 12:00 pm.

  • Fixit Clinic

    Earth Month 2026
    Cabot Science Library 1 Oxford St, Cambridge, MA, United States

    Have you been holding onto a broken item in the hopes of repairing it? (Or perhaps found a nearly-working item at a Freecycle?) If so, come to our Fixit Clinic at the Cabot Science Library! With help, you’ll disassemble your item, troubleshoot the issue, and (hopefully) repair it! Register your broken item ahead of time here.

    Don’t have anything to fix but have some fixing expertise to share? Sign up to be a coach here!

    Hosted by Harvard Libraries and Harvard Recycling & Waste. Contact dailey_brannin@harvard.edu with questions.

  • Info Session for Harvard Climate Entrepreneurs Circle

    The Harvard Climate Entrepreneurs Circle is a selective accelerator for high-potential climate ventures led by a Harvard affiliate. The Climate Circle offers world-class coaching, legal counsel, warm connections to industry leaders, and a peer group of Harvard founders who are all working on innovative solutions to tackle climate change. Attend an upcoming online information session to learn more and apply by May 12, 2026. Attend an info session on April 22 or May 1.

  • Earth Day 2026

    Earth Month 2026
    The Science Center Plaza 1 Oxford Street, Cambridge, United States

    Join the Harvard Office for Sustainability and Harvard Common Spaces for an Earth Day Festival on Wednesday, April 22, 2026 from 12 to 2 pm at the Science Center Plaza.

  • Harvard Alumni Launch Lab X Info Session

    Zoom

    Calling all Harvard alumni founders! Join Harvard's global community of alumni entrepreneurs and innovators. Launch Lab X is the Harvard Innovation Labs' flagship global accelerator for alumni founders across all 13 Harvard schools, from any graduation year. Launch Lab X supports early-stage, for-profit and nonprofit ventures founded and led by Harvard alumni. Eligible ventures are typically pre-seed to seed stage and may operate in any sector and geography. Apply by May 12 to join the 2026–27 cohort.

  • Spring Freecycle on Longwood Campus

    Earth Month 2026
    Kresge Atrium 677 Huntington Avenue, Boston, MA, United States

    Come to the always-popular Freecycle in Kresge Atrium next to Sebastian's Cafe on Wednesday, April 29, 11 am-2 pm! Bring extra housewares, clothes and shoes, accessories, books, school and office supplies, or other small re-useable items in good condition. Pick up something new-to-you, make friends, and build a sustainability-minded community.

  • Info Session for Harvard Climate Entrepreneurs Circle

    The Harvard Climate Entrepreneurs Circle is a selective accelerator for high-potential climate ventures led by a Harvard affiliate. The Climate Circle offers world-class coaching, legal counsel, warm connections to industry leaders, and a peer group of Harvard founders who are all working on innovative solutions to tackle climate change. Attend an upcoming online information session to learn more and apply by May 12, 2026. Attend an info session on April 22 or May 1.