It’s very warm for November, and the kids are playing outside. They’re convinced that the greenhouse effect is responsible for the unusual weather, and think it could make a good subject for the next issue of their newspaper.

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.