Hidden in the ground of former battlefields across the globe are roughly 110 million unexploded landmines — enough to encircle the planet twice. Each mine has the potential to explode long after it was placed during a conflict, posing a hidden threat long after the fighting stops.

Last year, landmines killed or wounded more than 5,700 people , the vast majority of whom were civilians, according to the Landmine and Cluster Munition Monitor, an annual report published by a consortium of non-profit groups.

The only way to neutralize the threat of these mines is to remove them, which is a seriously risky business. The Mines Advisory Group , or MAG, has been in that business for more than 35 years, operating in more than 70 countries worldwide. This year, it received the Conrad N. H

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