That debris protected the remaining glacier ice for millions of years.

那些碎石使冰川中残留的冰保留了几百万年.

High in the mountain of Ecuador, one man is continuing the 500-year-old tradition of harvesting glacier ice.

在厄瓜多尔的高山之上，一名男子依然在从事一项有着500年历史的传统——采集冰川冰。