What On Earth27:00The Arctic could soon be ice-free in the summer. Can geoengineering help?
The Arctic could soon be ice-free in the summer. Can geoengineering help?
2 months ago
This summer, Arctic sea ice hit a near-record low, second only to 2012 as the biggest melt on record. By 2050, many project an ice-free summer Arctic; the Earth’s white cap would be gone. We look at a bold proposal to save ice with technology — and plans to protect what’s left.