Antarctica has lost enough ice over the last 30 years to cover the City of Los Angeles area 10 times over, according to new research.
The Trusdales were passengers on the Viking Polaris cruise ship sailing toward Ushuaia, Argentina, last week.
The north and south poles are literal polar opposites, and therefore should be in opposite seasons. So, why are both regions not only experiencing extreme high temperatures, but at the same time? Here's what climate experts say.
More than a century after it sank off the coast of Antarctica, polar explorer Ernest Shackleton's ship HMS Endurance has been located, apparently intact and in good condition.
Researchers say it means time is running out to take action on the climate crisis.
National Geographic said it hopes that separately identifying the Southern Ocean will highlight the region's unique conservation needs.