Glaciers are often treated as scenic features or scientific curiosities. In fact, they are critical infrastructure. Though they cover roughly a tenth of the Earth’s land surface, meltwater from glaciers and seasonal snowpacks supports drinking water, agriculture, industry, and energy production for close to half the global population. That support system is now shrinking, fast. […]

Glaciers are often treated as scenic features or scientific curiosities. In fact, they are critical infrastructure. Though they cover roughly a tenth of the Earth’s land surface, meltwater from glaciers and seasonal snowpacks supports drinking water, agriculture, industry, and energy production for close to half the global population. That support system is now shrinking, fast.