fertilizer
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Is Organic Food Really Better for the Environment?
Recent research suggests it might not be as sustainable as we might think, but it’s complicated.
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Phosphorus: Essential to Life—Are We Running Out?
Phosphorus is essential to human health and vital for food production. But are we using up phosphorus faster than we can economically extract it?
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
