State of the Planet

News from the Columbia Climate School

Health27

  • Tackling Sleeping Sickness in Maasai Communities

    Tackling Sleeping Sickness in Maasai Communities

    A powerful new tool helps rural Tanzanians reduce their exposure to tsetse flies and the deadly disease they carry.

  • New Model Helps in Fight Against Deadly Parasitic Disease

    New Model Helps in Fight Against Deadly Parasitic Disease

    IRI scientists and colleagues from South Africa are using satellites to detect seasonal water bodies that harbor schistosomiasis, the deadliest of the tropical neglected diseases.

  • Hannah Nissan: Forecasting Climate to Help Save Lives

    Hannah Nissan: Forecasting Climate to Help Save Lives

    Hannah Nissan, a postdoctoral research scientist at the International Research Institute for Climate and Society, studies how better climate forecasting might help reduce the number of deaths from heat waves and improve agriculture and child nutrition.

  • Resisting the Deregulation of Environmental Protection

    Resisting the Deregulation of Environmental Protection

    Today we have an EPA Administrator who is willfully and aggressively deregulating elements of environmental protection. We need to resist federal cutbacks in environmental protection policies and programs, while also continuing to keep our eye on the daily, operational tasks of creating sustainable economy.

  • Jeffrey Shaman: What Makes the Flu Spread?

    Jeffrey Shaman: What Makes the Flu Spread?

    The onset of flu season each year comes as no surprise. But what is surprising is that we don’t know exactly how the flu spreads. Jeffrey Shaman is working on that.

  • Internet-in-a-Box: Connectivity for the Rest of the World

    Internet-in-a-Box: Connectivity for the Rest of the World

    For the 60% of people without Internet access across the globe, lack of connectivity can affect every facet of their lives – including healthcare. In the Dominican Republic, a team of MPA-DP students examines how Internet-in-a-box technology could help healthcare providers improve outcomes in the developing world.

  • Track Mosquitoes with your Smartphone

    Track Mosquitoes with your Smartphone

    Using crowd-sourced data, the Bitebytes app can educate the public on mosquitoes, the diseases they transmit, and mosquito habitat control, while allowing cities to target key areas to help control the potential for the spread of mosquito-borne diseases.

  • A Small Senate Victory Maintains Methane Regulation

    A Small Senate Victory Maintains Methane Regulation

    While I see little hope of modernizing the environmental regulatory structure under the current regime, last week provided some hope that the U.S. Senate won’t allow our environmental laws to be dismantled.

  • Can State Environmental Agencies Fill in for a Failing EPA?

    Can State Environmental Agencies Fill in for a Failing EPA?

    There are places where EPA will fail the American people. But while state and local governments cannot perform all the functions that a national environmental agency can, visible local environmental and health impacts will lead mayors and governors to act.

Colorful icons representing nature, sustainable living, and renewable energy with text "Earth Day 2026"

The first Earth Day in 1970 ignited a movement to stop polluting our planet. Today, our scientists and experts are tackling the most pressing challenges to achieve real-world impact. This Earth Day, join us in our commitment to realizing a just and sustainable future for our planet. Visit our Earth Day website for ideas, resources, and inspiration.

  • Tackling Sleeping Sickness in Maasai Communities

    Tackling Sleeping Sickness in Maasai Communities

    A powerful new tool helps rural Tanzanians reduce their exposure to tsetse flies and the deadly disease they carry.

  • New Model Helps in Fight Against Deadly Parasitic Disease

    New Model Helps in Fight Against Deadly Parasitic Disease

    IRI scientists and colleagues from South Africa are using satellites to detect seasonal water bodies that harbor schistosomiasis, the deadliest of the tropical neglected diseases.

  • Hannah Nissan: Forecasting Climate to Help Save Lives

    Hannah Nissan: Forecasting Climate to Help Save Lives

    Hannah Nissan, a postdoctoral research scientist at the International Research Institute for Climate and Society, studies how better climate forecasting might help reduce the number of deaths from heat waves and improve agriculture and child nutrition.

  • Resisting the Deregulation of Environmental Protection

    Resisting the Deregulation of Environmental Protection

    Today we have an EPA Administrator who is willfully and aggressively deregulating elements of environmental protection. We need to resist federal cutbacks in environmental protection policies and programs, while also continuing to keep our eye on the daily, operational tasks of creating sustainable economy.

  • Jeffrey Shaman: What Makes the Flu Spread?

    Jeffrey Shaman: What Makes the Flu Spread?

    The onset of flu season each year comes as no surprise. But what is surprising is that we don’t know exactly how the flu spreads. Jeffrey Shaman is working on that.

  • Internet-in-a-Box: Connectivity for the Rest of the World

    Internet-in-a-Box: Connectivity for the Rest of the World

    For the 60% of people without Internet access across the globe, lack of connectivity can affect every facet of their lives – including healthcare. In the Dominican Republic, a team of MPA-DP students examines how Internet-in-a-box technology could help healthcare providers improve outcomes in the developing world.

  • Track Mosquitoes with your Smartphone

    Track Mosquitoes with your Smartphone

    Using crowd-sourced data, the Bitebytes app can educate the public on mosquitoes, the diseases they transmit, and mosquito habitat control, while allowing cities to target key areas to help control the potential for the spread of mosquito-borne diseases.

  • A Small Senate Victory Maintains Methane Regulation

    A Small Senate Victory Maintains Methane Regulation

    While I see little hope of modernizing the environmental regulatory structure under the current regime, last week provided some hope that the U.S. Senate won’t allow our environmental laws to be dismantled.

  • Can State Environmental Agencies Fill in for a Failing EPA?

    Can State Environmental Agencies Fill in for a Failing EPA?

    There are places where EPA will fail the American people. But while state and local governments cannot perform all the functions that a national environmental agency can, visible local environmental and health impacts will lead mayors and governors to act.