Melting Glaciers Muck Up Earth’s Gravitational Field

Photographs never quite capture the sparkling blue tint of glacial ice, so when I visited the Perito Moreno glacier in Patagonia on a backpacking trip through South America some years ago, I was happy to get this camera angle: the blue of the Argentine flag gives you a sense of what the blue of the ice looks like in person.

Excerpt from:
Melting Glaciers Muck Up Earth’s Gravitational Field