State of the Planet

News from the Columbia Climate School

mobile phones

  • Seeking Solutions for Haiti’s Primary Education Challenges

    Seeking Solutions for Haiti’s Primary Education Challenges

    Haiti faces ongoing pressures of high population growth, high illiteracy rates and low primary education completion rates. On April 30, the Haiti Research and Policy Program’s Dialogue Series welcomed Sophia Stranksy, CEO of the Digicel Haiti Foundation, to discuss the foundation’s primary education and youth programs and Haiti’s challenges.

  • CGHED’s Patricia Mechael featured on PBS NewsHour

    With the surge of cell phone technology in developing countries and the increased use of mobile phones for banking, the global health field is finding new ways to capitalize on these converging sectors to benefit the health of the poor. PBS NewsHour released a piece last week highlighting the opportunity and describing how mobile baking…

  • 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…

Photo of the Earth from space with the text "Lamont at AGU25" on top.

AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More

  • Seeking Solutions for Haiti’s Primary Education Challenges

    Seeking Solutions for Haiti’s Primary Education Challenges

    Haiti faces ongoing pressures of high population growth, high illiteracy rates and low primary education completion rates. On April 30, the Haiti Research and Policy Program’s Dialogue Series welcomed Sophia Stranksy, CEO of the Digicel Haiti Foundation, to discuss the foundation’s primary education and youth programs and Haiti’s challenges.

  • CGHED’s Patricia Mechael featured on PBS NewsHour

    With the surge of cell phone technology in developing countries and the increased use of mobile phones for banking, the global health field is finding new ways to capitalize on these converging sectors to benefit the health of the poor. PBS NewsHour released a piece last week highlighting the opportunity and describing how mobile baking…

  • 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…