An iceberg is ice that broke off from glaciers or shelf ice and is floating in open water. Iceberg located in Ross Sea, Antarctica.

Icebergs form when chunks of ice calve, or break off, from glaciers, ice shelves, or a larger iceberg. At the same time, warm water laps at the iceberg edges, melting the ice and causing chunks of ice to break off. On the underside, warmer waters melt the iceberg from the bottom up.

Blue icebergs develop from older, deep glaciers which have undergone tremendous pressure experienced for hundreds of years. When long wavelength light (i.e. red) from the sun hits the iceberg, it is absorbed, rather than reflected. The light transmitted or refracted through the ice returns as blue or blue-green.

Lurking iceberg. But sometimes in stormy weather or as an iceberg cleaves from the glacier—a process called “calving”—it flips. Or, as an iceberg drifts into warmer seas, the melting of its massive underbelly can throw it off balance, upending it.

Icebergs are notorious for keeping around 90 per cent of their bulk hidden beneath the surface of the sea. As it breaks away, the iceberg tumbles off into the ocean, its irregular shape leading to the berg swaying or even flipping right over as gravity seeks to bring most of its weight beneath the sea surface.

You can’t use your feet, so you have to use your arms to pull yourself up and onto the iceberg. Q: Cold temperatures, 45-metre icebergs, one-metre swells, this sounds like a dangerous hobby. A: It is risky and there is a chance that the iceberg could collapse and if it does, we could die.

Ninety percent

Over 90% of an iceberg’s volume (and mass) is underwater. Ice has mass density 0.917 g/cm³, so 91.7% lies below the surface of water. In fact, it isn’t quite that, because icebergs are actually found on seawater, which is more dense than freshwater. But that’s a minor detail.

An enormous iceberg has calved from the western side of the Ronne Ice Shelf, in Antarctica. The iceberg, newly named A-76, measures around 4320 sq km in size and is floating in the Weddell Sea – currently making it the largest iceberg in the world.

Recently, a humongous chunk of floating ice broke off from an ice shelf in Antarctica to become the world’s largest iceberg. At nearly 1,700 square miles, the iceberg, which is called A-76, is bigger than Rhode Island. It’s now sitting in the Weddell Sea, and photos of the massive iceberg have since gone viral.

Newfoundland and Labrador

A: Iceberg ice is completely safe to consume. Q: Are icebergs salty? A: No. Icebergs are created from pure, fresh water and snow.

That means it likely broke off from Greenland in 1910 or 1911, and was gone forever by the end of 1912 or sometime in 1913. In all likelihood, the iceberg that sank the Titanic didn’t even endure to the outbreak of World War I, a lost splash of freshwater mixed in imperceptibly with the rest of the North Atlantic.

Warming waters Icebergs form when hunks of ice break off from ice shelves or glaciers and begin to float in open water. Their formation is part of a natural process, although one which can be accelerated by warming air and ocean temperatures due to human-caused climate change.

3,000 years

Mirages and hazy horizons were created by weather conditions. This bending of light could have created mirages, or optical illusions, that prevented the Titanic’s lookouts from seeing the iceberg clearly.

400 miles

Iceberg B-15

No sharks did not eat Titanic passengers. The mangled bodies such as J.J.

Most of the bodies were never recovered, but some say there are remains near the ship. When the RMS Titanic sank 100 years ago, about 1,500 passengers and crew went down with it. Some 340 of these victims were found floating in their life jackets in the days following the shipwreck.

Many schemes have been proposed to raise Titanic, including filling the wreck with ping-pong balls, injecting it with 180,000 tons of Vaseline, or using half a million tons of liquid nitrogen to encase it in an iceberg that would float to the surface.

Five days after the passenger ship the Titanic sank, the crew of the rescue ship Mackay-Bennett pulled the body of a fair-haired, roughly 2-year-old boy out of the Atlantic Ocean on April 21, 1912.

Fairview Lawn Cemetery

It is this final act of leadership that has become the most enduring image of Captain Smith. While we cannot know for sure how he spent his final moments, it is known that Captain Edward Smith perished in the North Atlantic along with 1517 others on April 15, 1912. His body was never recovered.

Forceful sailor Mr Cooper said: “Smith certainly did not ignore ice warnings per se, and he made sure the ones that reached the bridge were all posted in the chart room, though he did have to retrieve one that he had earlier handed to his boss J. Bruce Ismay.

The musicians of the RMS Titanic all perished when the ship sank in 1912. They played music, intending to calm the passengers, for as long as they possibly could, and all went down with the ship. All were recognized for their heroism….

John Law Hume
Occupation	Violinist

Lookout Frederick Fleet