Full Steam Ahead

Oct. 10 - As the world looks for ways to counter climate change, the most abundant energy source might be right below your feet.

As the world looks for ways to counter climate change and reduce the carbon footprint, the most abundant energy source might be right below your feet. It's green, reliable and renewable and one day, with new technology, may be available all around the world. Ruben Ramirez reports from Middletown, California.

SOUNDBITE:

So long and thanks for all the fish

Oct 7 - Penguins washed up on beaches in north-eastern Brazil head back to their natural habitat.

The 50 Magellan penguins are due to be released in Rio Grande do Sul state near the Uruguayan border and experts are hoping the animals will find their way home to Patagonia by swimming down the Malvinas current which leads to the Straits of Magellan.

Paul Chapman reports.

Mammals in extinction crisis

Oct 6 - An international conservation group says a quarter of the world's mammals face extinction.

The International Union for Conservation of Nature says hunting and habitat destruction are largely to blame for pushing nearly 1, 140 mammal species to the edge of extinction.

Paul Chapman reports.

Ivory Coast's toxic problem

Sept. 20 - Two years ago, tonnes of poisonous chemicals were dumped near residential neighbourhoods in Abidjan.

16 people died, 100,000 required medical treatment.

The dump caused a scandal that brought a government to its knees and forced a Dutch company to pay millions of dollars in damages. Today, people there are still being affected by the waste.

An Africa Journal report.

Lake Baikal's environmental crisis

Sep 8 - Lake Baikal's environmental crisis.

The world's oldest lake - known as the Pearl of Siberia - faces environmental problems from a planned zinc and ore mine development planned nearby.

Penny Tweedie reports.

Europe's first artificial reef

Sep 3 - Work begins on northern hemisphere's first artificial reef off the southern coast of England.

The 2.6 million pound reef was placed 70 metres (230ft) off Boscombe beach in Bournemouth and promises to deliver perfect rolling waves for surfing enthusiasts.

Michelle Carlile-Alkhouri reports

Concern over shark hunting

Aug. 17 - Shark hunting in Madagascar is big business. But without any conservation projects in place to protect them environmentalists fear the shark could disappear all together.