Tag: David Keith

  • Science & Tech

    An umbrella to combat warming

    Harvard’s Keutsch Research Group is working on a controversial idea that might someday be our best hope against climate change: stratospheric aerosol injection.

    Frank Keutsch stand is a thermal vacuum chamber
  • Campus & Community

    Opening the door for scientific leaps

    The projects range from making one the world’s smallest flying machines to opening a new lane of research in the study of climate change to developing a groundbreaking technology that conducts electricity with 100 percent efficiency to an investigation of how environmental change affects bees.

    Man giving presentation
  • Science & Tech

    Team plans industrial-scale carbon removal plant

    In a step to help fight global warming, Harvard Professor David Keith has a plan to repurpose existing technology to slash the costs of carbon capture.

  • Science & Tech

    Mitigating the risk of geoengineering

    To halt the rise of global temperatures, Harvard researchers are looking at solar geoengineering, which would inject light-reflecting sulfate aerosols into the stratosphere to cool the planet.

  • Science & Tech

    Greening the electric grid with gas turbines

    A new Harvard study pokes holes in the belief that huge quantities of storage will be needed before clean, renewable sources can make a significant dent in greenhouse-gas emissions from electricity generation.

  • Campus & Community

    Innovative faculty research receives support

    Five winners have been named as recipients of this year’s Star Family Challenge for Promising Scientific Research awards. Now in its second year, the challenge is designed to acknowledge and support some of the most innovative research being done by Harvard faculty in the natural and social sciences.

  • Science & Tech

    Climate engineering: In from the cold

    Harvard Professor David Keith says that two new reports by the National Academy of Sciences are likely to boost a deeper look at possible geoengineering options for climate engineering.

  • Science & Tech

    Geoengineering: Opportunity or folly?

    Scholars on opposite sides of geoengineering debated the climate change strategy’s potential — pitfalls and benefits — this week at the Science Center.

  • Science & Tech

    Cautious geohacking

    By tailoring geoengineering efforts by region and by need, a new model promises to maximize the effectiveness of solar radiation management while mitigating its potential side effects and risks.

  • Science & Tech

    Expert: Lift taboo on Earth engineering

    University of Calgary Professor David Keith calls for investment in geoengineering research as part of the search for solutions to climate change.