State of the Planet

News from the Columbia Climate School

Nairobi

  • A Road Map for Minibus Electrification

    A Road Map for Minibus Electrification

    A report co-authored by the Center for Sustainable Urban Development offers recommendations for electrifying a popular mode of transportation in three African cities.

  • Jacqueline Klopp Helps Public Transit to Grow Sustainably

    Jacqueline Klopp Helps Public Transit to Grow Sustainably

    She’s finding new ways collect and share data in rapidly growing cities — and the results will help to build a healthier future for the entire planet.

  • Map & App Help People Track Transit in Nairobi

    Map & App Help People Track Transit in Nairobi

    Commuters and others traveling in and around Nairobi often rely on an unofficial network of minibuses and minivans, called matatus, that have no centrally controlled schedules, fares or route plans. But a new application developed for use on cellphones with Google Maps can now help them find their way.

Blue banner with kids and Earth photos. Text: "Lamont-Doherty Earth Observatory Open House, Saturday, October 17, 2026, 10am-4pm.

On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!

  • A Road Map for Minibus Electrification

    A Road Map for Minibus Electrification

    A report co-authored by the Center for Sustainable Urban Development offers recommendations for electrifying a popular mode of transportation in three African cities.

  • Jacqueline Klopp Helps Public Transit to Grow Sustainably

    Jacqueline Klopp Helps Public Transit to Grow Sustainably

    She’s finding new ways collect and share data in rapidly growing cities — and the results will help to build a healthier future for the entire planet.

  • Map & App Help People Track Transit in Nairobi

    Map & App Help People Track Transit in Nairobi

    Commuters and others traveling in and around Nairobi often rely on an unofficial network of minibuses and minivans, called matatus, that have no centrally controlled schedules, fares or route plans. But a new application developed for use on cellphones with Google Maps can now help them find their way.