Debt-Service Ratio in the US, Europe, and Chile

A new geospatial application developed by the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) allows users to easily and accurately map potential renewable energy resources in the United States.

Analia Murias

A report by the United Nations Development Programme (UNDP) indicates that ocean surface water warming limits the upward movement of nutrients and this can cause a decrease in fish production.

John Vidal

The ecologically tumultuous year saw record greenhouse gas emissions, melting Arctic sea ice, natural disasters and extreme weather – and the world's second worst nuclear disaster

Global carbon dioxide emissions from burning fossil fuels have increased by 49 per cent in the last two decades, according to the latest figures by an international team, including researchers at the Tyndall Centre for Climate Change Research, University of East Anglia.

Peter Grier

Eleven years ago, at the Millennium Summit at United Nations headquarters in New York, the leaders of the world agreed to a plan meant to spur efforts to help the globe's poorest.

A snapshot of the rapidly changing world of computing, communications and technology

DON MELVIN

BRUSSELS (AP) — A report issued Thursday says the European Union can cut its emissions of greenhouse gases dramatically by 2050 without spending any more money — and even, perhaps, saving a bit.

Steve Connor

Dramatic and unprecedented plumes of methane – a greenhouse gas 20 times more potent than carbon dioxide – have been seen bubbling to the surface of the Arctic Ocean by scientists undertaking an extensive survey of the region.

Leo Hickman