He said as-yet unpublished figures for GDF will show an increase in emissions last year.

WSJ: Rise in U.S. Gas Production Fuels Unexpected Plunge in Emissions

Vale owns 30% of that 1, 087 megawatt power station with Tractebel, a subsidiary of GDF Suez.

FORBES: Agnelli Gone, Will Vale Join Amazon Dam Project?

The father works for the French company GDF Suez and is based in Yaounde, the capital in southern Cameroon.

CNN: STORY HIGHLIGHTS

The French gas group GDF Suez identified the captives as an employee working in the Cameroon capital of Yaounde and his family.

NPR: Cameroon President Orders Urgent Rescue Of French

The children's father is an employee of the French company GDF Suez and is based in Yaounde, in the south of Cameroon.

CNN: STORY HIGHLIGHTS

Employees at GDF-Suez, a utility, stuck thousands of them to the windows of its HQ near Paris to represent Tintin, a comic-strip hero.

ECONOMIST: Schumpeter

Similar lawsuits were brought against GDF Suez and other hydroelectric companies and the construction builders along the Santo Antonio and Madeira Rivers in the western Amazon state of Rondonia.

FORBES: NGOs Look to Sue Brazil Over Amazon Dam

On a trip to France, Russia's president, Dmitry Medvedev, started formal talks on the sale of up to four Mistral-class warships, while France's GDF Suez gained a 9% stake in the Nord Stream pipeline.

ECONOMIST: Energy security in Europe

Meanwhile, on the women's WTA Tour, top seed Elena Dementieva of Russia fought back from a set down to beat Czech Lucie Safarov in the final of the Open GDF Suez tournament in Paris.

CNN: Soderling and Dementieva claim titles

On Ruhrgas, Gazprom Export, GDF Suez, Qatar Petroleum, Royal Dutch Shell and Statoil - would like to see coal's share of the energy mix fall from 24% currently to between 4% and 9% by 2030.

BBC: Coal-to-gas power shift 'to cut energy costs'