State of the Planet

News from the Columbia Climate School

air conditioning

  • Air Conditioning Poses a Climate Conundrum

    Air Conditioning Poses a Climate Conundrum

    The more we cool ourselves, the more we warm the planet. Is there a way to fix this?

  • Greener Ways to Keep Cool During a Heat Wave

    Greener Ways to Keep Cool During a Heat Wave

    The world is warming and our air conditioners are making it worse. Here are some less energy-intensive ways to survive the rising heat.

  • How Much Energy Does NYC Waste?

    How Much Energy Does NYC Waste?

    While the New York metropolitan area has been deemed the most wasteful megacity in the world, New York City is considered one of the world’s greenest. But how much energy does New York City waste and what is it doing about it?

  • Cooling the Former Frontier: Using Water to Save Energy

    Cooling the Former Frontier: Using Water to Save Energy

    AC units have become more efficient over the years, but energy consumption during hot summer months can increase significantly, boosting both the amount of money spent on electricity and the volume of greenhouse gasses emitted in the energy production process.

Colorful banner image over Earth with text "Open House Discover Science, October 19, 2024, 10am to 4pm

Join us on Saturday, October 19, from 10 a.m. to 4 p.m. for the Lamont-Doherty Earth Observatory Open House! Celebrate 75 years of science with us at our beautiful Palisades, NY campus. The event is free and open to everyone, with a suggested $5 donation. Learn More and RSVP

  • Air Conditioning Poses a Climate Conundrum

    Air Conditioning Poses a Climate Conundrum

    The more we cool ourselves, the more we warm the planet. Is there a way to fix this?

  • Greener Ways to Keep Cool During a Heat Wave

    Greener Ways to Keep Cool During a Heat Wave

    The world is warming and our air conditioners are making it worse. Here are some less energy-intensive ways to survive the rising heat.

  • How Much Energy Does NYC Waste?

    How Much Energy Does NYC Waste?

    While the New York metropolitan area has been deemed the most wasteful megacity in the world, New York City is considered one of the world’s greenest. But how much energy does New York City waste and what is it doing about it?

  • Cooling the Former Frontier: Using Water to Save Energy

    Cooling the Former Frontier: Using Water to Save Energy

    AC units have become more efficient over the years, but energy consumption during hot summer months can increase significantly, boosting both the amount of money spent on electricity and the volume of greenhouse gasses emitted in the energy production process.