How was the B15 iceberg formed?

As snow falls on a glacier, it packs the snow below it until it forms ice. Once enough forms, the weight breaks it off, sending it sliding into the ocean.

It's when a glacier or ice shelf has allot of pressure on it, and breaks. The chunk of ice floats in open water and it is an iceberg. (Icebergs are pieces of Antarctica's ice sheets which break/melt...

Icebergs are blocks of fresh-water ice that break off from glaciers and float out to sea. They are made from snow that has fallen hundreds or even thousands of years.

An iceberg is a large piece of fresh water ice that has broken off from a glacier or ice shelf that is then able to float freely in open water. They vary tremendously in size. The largest to date was...

Iceberg B-15 is the biggest iceberg on record, measuring around 295 km long and 37 km wide (183-23 miles). It "calved" or broke off from the Ross Ice Shelf in Antarctica in March 2000. It broke into...