State of the Planet

News from the Columbia Climate School

Energy39

  • New York Roofs: Brighter, Whiter, Cooler

    New York Roofs: Brighter, Whiter, Cooler

    The results are in for the first study to systematically measure the effects of the city’s fledgling effort to introduce more reflective rooftops in order to reduce cooling costs and the overall heat burden on the city.

  • One Planet, Too Many People?

    One Planet, Too Many People?

    Can we manage the needs of 9 billion people for water, food and energy without depleting our resources and ruining the environment? “The solutions,” says Tim Fox, “are all within the capability of existing technology.”

  • Indian Point: Safe, Secure and Vital or an Unacceptable Risk?

    Indian Point: Safe, Secure and Vital or an Unacceptable Risk?

    The owners of Indian Point nuclear power plant want to re-license the facility for 20 years. Opponents say the plant is unsafe and we can do without its electricity. Supporters say it’s safe, and we need the power.

  • Putting Wind in Trade’s Sails

    Putting Wind in Trade’s Sails

    International maritime trade represents a unique example of global cooperation. With the help of a growing number of renewable energy technologies, the global community can work towards progress in this limited area and use it as a model for addressing emissions in other areas of the global economy.

  • Fixing Climate: Beyond Carbon Dioxide

    Fixing Climate: Beyond Carbon Dioxide

    Climate scientists at a meeting of the American Association for the Advancement of Science this week were elated to hear that the United States and five other countries had agreed to work toward cutting pollutants other than carbon dioxide thought to cause about a third of current human-influenced global warming. After all, many of them…

  • Energy Efficiency: A Great (But Dull) Way to Save

    Energy Efficiency: A Great (But Dull) Way to Save

    Cutting energy use in a home or small business can save consumers plenty of money, so how come more private citizens aren’t doing it? Speakers at an Earth Institute-sponsored panel said in part it’s because the information people need is not accessible enough.

  • U.S., 5 Nations to Cut Methane, Soot Emissions

    U.S., 5 Nations to Cut Methane, Soot Emissions

    The United States and five other countries agreed this week to fund an effort to cut emissions of methane, soot and other pollutants to start to slow the rate of human-induced climate change.

  • Power Play: an Energy Map of New York City

    Power Play: an Energy Map of New York City

    A new interactive, color-coded map created by a team at Columbia’s engineering school allows viewers to pinpoint and compare estimated energy usage, building lot by building lot, throughout New York City.

  • Opening the Door to More Rooftop Farming?

    Opening the Door to More Rooftop Farming?

    The NYC Department of City Planning has proposed new zoning rules to make it easier to retrofit buildings for energy efficiency – including a provision on rooftop greenhouses.

  • New York Roofs: Brighter, Whiter, Cooler

    New York Roofs: Brighter, Whiter, Cooler

    The results are in for the first study to systematically measure the effects of the city’s fledgling effort to introduce more reflective rooftops in order to reduce cooling costs and the overall heat burden on the city.

  • One Planet, Too Many People?

    One Planet, Too Many People?

    Can we manage the needs of 9 billion people for water, food and energy without depleting our resources and ruining the environment? “The solutions,” says Tim Fox, “are all within the capability of existing technology.”

  • Indian Point: Safe, Secure and Vital or an Unacceptable Risk?

    Indian Point: Safe, Secure and Vital or an Unacceptable Risk?

    The owners of Indian Point nuclear power plant want to re-license the facility for 20 years. Opponents say the plant is unsafe and we can do without its electricity. Supporters say it’s safe, and we need the power.

  • Putting Wind in Trade’s Sails

    Putting Wind in Trade’s Sails

    International maritime trade represents a unique example of global cooperation. With the help of a growing number of renewable energy technologies, the global community can work towards progress in this limited area and use it as a model for addressing emissions in other areas of the global economy.

  • Fixing Climate: Beyond Carbon Dioxide

    Fixing Climate: Beyond Carbon Dioxide

    Climate scientists at a meeting of the American Association for the Advancement of Science this week were elated to hear that the United States and five other countries had agreed to work toward cutting pollutants other than carbon dioxide thought to cause about a third of current human-influenced global warming. After all, many of them…

  • Energy Efficiency: A Great (But Dull) Way to Save

    Energy Efficiency: A Great (But Dull) Way to Save

    Cutting energy use in a home or small business can save consumers plenty of money, so how come more private citizens aren’t doing it? Speakers at an Earth Institute-sponsored panel said in part it’s because the information people need is not accessible enough.

  • U.S., 5 Nations to Cut Methane, Soot Emissions

    U.S., 5 Nations to Cut Methane, Soot Emissions

    The United States and five other countries agreed this week to fund an effort to cut emissions of methane, soot and other pollutants to start to slow the rate of human-induced climate change.

  • Power Play: an Energy Map of New York City

    Power Play: an Energy Map of New York City

    A new interactive, color-coded map created by a team at Columbia’s engineering school allows viewers to pinpoint and compare estimated energy usage, building lot by building lot, throughout New York City.

  • Opening the Door to More Rooftop Farming?

    Opening the Door to More Rooftop Farming?

    The NYC Department of City Planning has proposed new zoning rules to make it easier to retrofit buildings for energy efficiency – including a provision on rooftop greenhouses.