State of the Planet

News from the Columbia Climate School

sub-Saharan Africa3

  • Despite Complexities, Test for TB Could Increase Rapid Diagnoses in Sub-Saharan Africa

    Sub-Saharan Africa shoulders 27 percent of the 8 million new annual tuberculosis cases. The current diagnostic for TB (Acid-fast Smear) used in much of Africa only works in half of all cases, leaving millions of people without treatment and many more susceptible to infection. Yanis Ben Amor, an Earth Institute Fellow, is hoping to reverse…

Rainforest and Columbia campus collage banner with text "UN COP30, Belem, Brazil, Nov 10-21, 2025"

During COP30—the 2025 UN Climate Change Conference taking place November 10–21 in Belém, Brazil—experts from Columbia Climate School and Columbia University will be contributing to key events, sharing insights, and helping shape the dialogue toward ambitious, science-based solutions. Learn More

  • Despite Complexities, Test for TB Could Increase Rapid Diagnoses in Sub-Saharan Africa

    Sub-Saharan Africa shoulders 27 percent of the 8 million new annual tuberculosis cases. The current diagnostic for TB (Acid-fast Smear) used in much of Africa only works in half of all cases, leaving millions of people without treatment and many more susceptible to infection. Yanis Ben Amor, an Earth Institute Fellow, is hoping to reverse…