More than 8,000 satellites orbit Earth, taking photos every day. Food security specialist and TED Fellow Catherine Nakalembe shows how she uses this imagery to help smallholder farmers across Africa prepare for floods, droughts and crop failures. Learn why real innovation isn’t always about shinier technology — it’s about making the tech truly fit the problem it’s solving.
超过 8000 颗卫星绕地球运行，每天拍照。粮食安全专家兼 TED 研究员凯瑟琳·纳卡勒姆贝（Catherine Nakalembe）将展示她如何利用这些图像帮助非洲各地的小农户应对洪水、干旱和作物歉收。了解为什么真正的创新并不总是关乎更酷炫的技术——而是让科技真正契合其所要解决的问题。
