Maestro speaks about the Earth’s atmosphere, and explains how the greenhouse effect is changing the planet’s ability to regulate its own temperature. The kids want to know what is being done about the problem, and what the outcome might be.

The Gulf Stream plays a big part in maintaining the temperatures we are used to, and Maestro explains that if it is interrupted, parts of the world could become colder as an unexpected result of global warming.

When a message arrives from an Inuit correspondent, a small team sets off to investigate the environmental changes that threaten the delicate balance of life in the frozen north.

Debbie takes the young reporters along on a hunting trip and shows them one of the last remaining areas for wildlife. We hear more about the strain that a changing climate is placing on these remote and traditional communities.

The group makes a plan to spread word of the Inuit's plight, but there's already a tense situation building, as hungry polar bears enter the village in search of food.

One Direction performs Steal My Girl live at the BBC Music Awards.

British pop group One Direction performs an acoustic rendition of their song "Night Changes." Enjoy!

Here is British-Irish pop boy band One Direction and their song "Drag Me Down" from their fifth studio album.

Boy band One Direction performs their hit “The Story of My Life“ in front of an enthusiastic audience at a summer festival in London, England.

This video clearly presents some fundamental differences between American English, British English, and Australian English in terms of spelling, pronunciation, and vocabulary.

OneRepublic is an American pop rock band from Colorado Springs, Colorado. Formed in 2003 by Ryan Tedder and Zach Filkins, the band achieved commercial success on MySpace as an unsigned act.

Tunes for Tanzania concert hosted by YAO-Chicago to raise funds and awareness for Opportunity International’s microfinance work in Tanzania. Ft.: Rachel McClusky, Ivory Coats and Your Villain My Hero

PopTopic TV News: Oprah Winfrey will not openly back Obama in 2012 & Kim Kardashian is not happy with Cosmo.

This video explains in detail the easy procedure teachers need to follow in order to organize their students into classes.

Osama bin Laden has been killed by U.S. military forces, president Barack Obama just announced. Bin Laden had reportedly been shot in the head in Pakistan and his body is now in U.S. hands. A video by Pop Topic TV.