State of the Planet

News from the Columbia Climate School

Health45

  • Using Mobile Phones to Help Prevent HIV Transmission to Children

    Using Mobile Phones to Help Prevent HIV Transmission to Children

    By Casey Iiams-Hauser and Yanis Ben Amor HIV infection in children occurs most often during pregnancy and labor or post-natally during breastfeeding. While new HIV infections among children have declined since 2002, a staggering 430,000 children were infected in 2008…

  • Drugs in Our Drinking Water: An Update

    Drugs in Our Drinking Water: An Update

    The 2008 Associated Press report that drugs had been found in the drinking water supplies of 41 million Americans was alarming. What is the state of pharmaceuticals in our water today?

  • EI Exhibits Wares at mHealth Summit in Washington

    EI Exhibits Wares at mHealth Summit in Washington

    From November 8-10, more than 2000 attendees will come together at the 2010 mHealth Summit in Washington, D.C. to explore the many ways in which mobile technology is being leveraged to improve the health and well-being of millions of people through the world. Over 175 experts and leaders are scheduled to speak, with special Keynote…

  • Collaborating with Students from the Bloomberg School of Public Health

    Collaborating with Students from the Bloomberg School of Public Health

    Last week, the Earth Institute hosted a group of thirty-five students from Johns Hopkins Bloomberg School of Public Health to discuss topics ranging from reproductive health concerns in Chad to the use of mobile technology for health services in the Millennium Villages Project. Led by experts from the Earth Institute’s Center for Global Health and…

  • Can We Have Our Water and Drink It, Too? Exploring the Water Quality-Quantity Nexus

    Can We Have Our Water and Drink It, Too? Exploring the Water Quality-Quantity Nexus

    Water quantity and quality have generally been considered as separate problems and have usually been treated as such in policy-making and environmental restoration efforts. Increasingly, however, research and experience is beginning to show a strong link between water quantity and quality.

  • A Year of Progress Toward a Sustainable Earth

    A Year of Progress Toward a Sustainable Earth

    The Earth Institute’s annual donor report is now available in an interactive digital format. We remain committed to finding extraordinary solutions to unprecedented world challenges, and this report highlights some of our innovative projects in research, policy and education, and the partnerships that are helping to support them.

  • Earth Institute Receives $1 Million From MacArthur Foundation for Sexual and Reproductive Health Initiative

    Earth Institute Receives $1 Million From MacArthur Foundation for Sexual and Reproductive Health Initiative

    NEW YORK, September 1 – The Earth Institute, Columbia University is pleased to announce a $1 million grant from the John D. and Catherine T. MacArthur Foundation to help improve the health of mothers and children in poor, rural communities within the Millennium Villages project (MVP). These funds will support activities to increase access to…

  • The Earth Institute Raises $3.8 Million to Support the Millennium Cities Initiative

    The Earth Institute Raises $3.8 Million to Support the Millennium Cities Initiative

    The Earth Institute successfully completed a $1.9 million landmark challenge grant, awarded by the Tides Foundation, to benefit the Millennium Cities Initiative (MCI). Because of the Tides challenge and our generous donors, a total of $3.8 million has been raised to support the project’s work to help targeted mid-sized cities across sub-Saharan Africa promote sustainable…

  • Model District Health Project Aims to Reach 600 Million in India

    Model District Health Project Aims to Reach 600 Million in India

    The country’s first model district health project has been launched in the Morigaon district of Assam.

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!

  • Using Mobile Phones to Help Prevent HIV Transmission to Children

    Using Mobile Phones to Help Prevent HIV Transmission to Children

    By Casey Iiams-Hauser and Yanis Ben Amor HIV infection in children occurs most often during pregnancy and labor or post-natally during breastfeeding. While new HIV infections among children have declined since 2002, a staggering 430,000 children were infected in 2008…

  • Drugs in Our Drinking Water: An Update

    Drugs in Our Drinking Water: An Update

    The 2008 Associated Press report that drugs had been found in the drinking water supplies of 41 million Americans was alarming. What is the state of pharmaceuticals in our water today?

  • EI Exhibits Wares at mHealth Summit in Washington

    EI Exhibits Wares at mHealth Summit in Washington

    From November 8-10, more than 2000 attendees will come together at the 2010 mHealth Summit in Washington, D.C. to explore the many ways in which mobile technology is being leveraged to improve the health and well-being of millions of people through the world. Over 175 experts and leaders are scheduled to speak, with special Keynote…

  • Collaborating with Students from the Bloomberg School of Public Health

    Collaborating with Students from the Bloomberg School of Public Health

    Last week, the Earth Institute hosted a group of thirty-five students from Johns Hopkins Bloomberg School of Public Health to discuss topics ranging from reproductive health concerns in Chad to the use of mobile technology for health services in the Millennium Villages Project. Led by experts from the Earth Institute’s Center for Global Health and…

  • Can We Have Our Water and Drink It, Too? Exploring the Water Quality-Quantity Nexus

    Can We Have Our Water and Drink It, Too? Exploring the Water Quality-Quantity Nexus

    Water quantity and quality have generally been considered as separate problems and have usually been treated as such in policy-making and environmental restoration efforts. Increasingly, however, research and experience is beginning to show a strong link between water quantity and quality.

  • A Year of Progress Toward a Sustainable Earth

    A Year of Progress Toward a Sustainable Earth

    The Earth Institute’s annual donor report is now available in an interactive digital format. We remain committed to finding extraordinary solutions to unprecedented world challenges, and this report highlights some of our innovative projects in research, policy and education, and the partnerships that are helping to support them.

  • Earth Institute Receives $1 Million From MacArthur Foundation for Sexual and Reproductive Health Initiative

    Earth Institute Receives $1 Million From MacArthur Foundation for Sexual and Reproductive Health Initiative

    NEW YORK, September 1 – The Earth Institute, Columbia University is pleased to announce a $1 million grant from the John D. and Catherine T. MacArthur Foundation to help improve the health of mothers and children in poor, rural communities within the Millennium Villages project (MVP). These funds will support activities to increase access to…

  • The Earth Institute Raises $3.8 Million to Support the Millennium Cities Initiative

    The Earth Institute Raises $3.8 Million to Support the Millennium Cities Initiative

    The Earth Institute successfully completed a $1.9 million landmark challenge grant, awarded by the Tides Foundation, to benefit the Millennium Cities Initiative (MCI). Because of the Tides challenge and our generous donors, a total of $3.8 million has been raised to support the project’s work to help targeted mid-sized cities across sub-Saharan Africa promote sustainable…

  • Model District Health Project Aims to Reach 600 Million in India

    Model District Health Project Aims to Reach 600 Million in India

    The country’s first model district health project has been launched in the Morigaon district of Assam.