Environment and Climate ChangeFeaturesWorld

South America’s Glaciers May Have a Bigger Problem Than Climate Change

Massive layers of ice cover some of the continent’s rich copper deposits.

Uncovering those minerals threatens to hasten their demise.

  • Laura Millan Lombrana
  • Bloomberg

Government geologist Gino Casassa steps down from the helicopter and looks around in dismay.

Casassa is standing at the foot of a glacier, 4,200 meters (13,800 feet) above sea level.

The sky over the Andes is a deep blue, but something is not right: It’s July—mid-winter in South America—and yet it’s mild for the time of year, above 0 degrees Centigrade.

He takes off…

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