Gold rush

Today’s Geo Quiz takes us back. WAY back to a time when a gold rush meant thousands of people rushing out west to look for the stuff….

A lively volcano

Alaska’s Aleutian Island chain is home to some of the world’s most dangerous volcanoes, including the one we’re looking for in today’s Geo Quiz. This particular volcanic island roared to life a year ago.

That was bad news for the plants and animals living there. But scientists report signs of life on this volcanic moonscape.

Signs of Climate Change on the Northwest Passage

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A sea at the top of the world figures in today’s Geo Quiz. We’re tracking a Canadian sailor who’s heading through the Northwest Passage. An ice free route across the northern reaches of Canada opened up a few years ago for the first time in memory.