Satellites show Earth lost over 12 trillion tons of ice from Greenland, Antarctica in 47 years

Satellite data shows glaciers in Greenland and Antarctica lost about 12.5 trillion tons of ice since 1979. The melted water would be enough to cover the entire United States with a 1.5-meter layer of ice.

• Ice loss since 1979 totaled 12.5 trillion tons
• Melted water would cover entire US with 1.5 m layer of ice
• Data comes from major scientific report based on satellites