The speed of decline in the Juneau Ice Field, an expanse of 1,050 interconnected glaciers, has doubled in recent decades, scientists discovered. The speed of decline in the Juneau Ice Field, an expanse of 1,050 interconnected glaciers, has doubled in recent decades, scientists discovered. Global Warming, Research, Glaciers, Ice, Greenhouse Gas Emissions, Alaska, Nature Communications (Journal) NYT > Science