Arctic sea ice is a key component of our global climate system. Scientists have observed that our polar ice is melting at an alarming rate. Dire consequences may ensue for man, beast and our planet as a whole, if we don’t move to alternative non-fossil sources of energy. View this informative video from Greenpeace.

The skipper of the Aqua Quest gives us an introductory tour on his boat. He explains the different electronic equipment that is necessary on a boat and talks about some new improvements which have made life easier for him and his crew.

This is part two of the documentary about the Aqua Quest. This time Bob Mayne shows us the sleeping quarters of his crew as well as the galley and what usually gets cooked up for breakfast.

From treasure-hunting to looking for evidence of the Lost Civilization of Atlantis, Captain Bob Mayne tells us about his fascinating adventures aboard his vessel Aqua Quest. A Yabla-exclusive interview!

‘Boo Boo’ from Atlanta, Georgia, shows us around his boat, the “Aqua Quest”. He’s been working on this boat for 22 years and talks mainly about the engine technology.

Paul Van-Auken and the Aqua Quest team are in search of the lost continent Atlantis. Paul reveals some of his discoveries and tells us a little bit about his life.

Japanese dancer Nagisa Hattori and R&B star Al B Sure appeal to everyone to support the countless victims of the earthquake in Japan and give donations to the American Red Cross, Global Giving, Save the Children, and other organizations. Copyright: PopTopicTV

First performed by Anna Kendrick in the movie "Pitch Perfect," the song "Cups" is presented again in this music video.

An American abroad: Joe Evans takes us on a tour of his apartment in Chiba, Japan. Look through his eyes as he encounters cultural differences in the mundane objects of daily life.

American finance student Jack Thomas tells about his life in London.

Amy Macdonald performs her first single “Poison Prince” from her debut album, which was written as an ode to artist Pete Doherty.

Rachel's English: For some people, "s" and "sh" sound the same. As Rachel explains, the positions for these two sounds are quite different. Learn the difference in tongue and lip position, and practice with minimal pairs.

"A Horse with No Name" is a song written by Dewey Bunnell, and originally recorded by the band America. It was the band's first and most successful single, released in early 1972, topping the charts in several countries. Enjoy!

Aloe Blacc's song "I Need a Dollar" has climbed the charts around the world and has been re-mixed by various hip-hop artists. For this performance, he collaborated with a string quartet.

All Hands Volunteers is a US-based, non-profit organization that provides hands-on assistance to survivors of natural disasters around the world with maximum impact and minimum bureaucracy. Their mission is to enable volunteers to provide assistance to communities affected by natural disasters.