Henry Worsley, 55, traveled more than 900 miles across the Antarctic, attempting a solo trek that would also boost a British charity that aids wounded veterans.
What's left of the Larsen B shelf, two-thirds of which underwent a spectacular collapse in 2002, will disappear by the end of the decade, according to a new study.
The rate at which the ice is shrinking at the ocean's edge in the West Antarctic has increased by 70 percent over the past decade, an analysis of satellite measurements suggests.
For Dr. Gavin Francis, Christmas Eve marked the start of a year-long stay in an icy research base 8,700 miles from home. In this "empire of ice and isolation," he says, food is essential to morale.