State of the Planet

News from the Columbia Climate School

Health50

  • Wealth & Giving Forum Inspires Spirit of Giving to Fight Malaria in Africa

    A myriad of messages compete for attention in today’s world. Filtering reliable facts from all the noise can be a time-consuming challenge for philanthropists interested in taking concrete steps to create lasting, positive change. Organizations like the Wealth & Giving Forum are helping families and individuals of means to distill competing demands on philanthropy into…

  • Landfill Disposal May Pose Greater Health Risks Than WTE Treatment, Student Research Shows

    Disposing of waste via landfills increases health risks 30-fold, compared with using waste-to-energy treatment — which generates electricity by burning waste — for disposal. This is according to a study conducted by a student in the Masters in Public Health (MPH) program at the Mailman School at Columbia University. The study, carried out by Pearl…

  • In Rwanda, Clever Use of Technology Helps a Little Go a Long Way, and Faster

    In a country that made headlines for a brutal genocide that left an estimated 800,000 dead, Rwanda now counts itself among several African nations battling with another devastating enemy: AIDS. According to government estimates, about 4 percent of adults living in rural areas and as many as 13 percent in Kigali, the country’s capital, are…

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

  • Wealth & Giving Forum Inspires Spirit of Giving to Fight Malaria in Africa

    A myriad of messages compete for attention in today’s world. Filtering reliable facts from all the noise can be a time-consuming challenge for philanthropists interested in taking concrete steps to create lasting, positive change. Organizations like the Wealth & Giving Forum are helping families and individuals of means to distill competing demands on philanthropy into…

  • Landfill Disposal May Pose Greater Health Risks Than WTE Treatment, Student Research Shows

    Disposing of waste via landfills increases health risks 30-fold, compared with using waste-to-energy treatment — which generates electricity by burning waste — for disposal. This is according to a study conducted by a student in the Masters in Public Health (MPH) program at the Mailman School at Columbia University. The study, carried out by Pearl…

  • In Rwanda, Clever Use of Technology Helps a Little Go a Long Way, and Faster

    In a country that made headlines for a brutal genocide that left an estimated 800,000 dead, Rwanda now counts itself among several African nations battling with another devastating enemy: AIDS. According to government estimates, about 4 percent of adults living in rural areas and as many as 13 percent in Kigali, the country’s capital, are…