Chinese and Indian firms are increasingly snapping up mining assets as the credit crisis sidelines Western rivals, according to a leading sector investment banker.

The hole in the ozone layer is now steadily closing, but its repair could actually increase warming in the southern hemisphere, according to scientists at the University of Leeds.

The Osaka Securities Exchange will list Japan’s first exchange-traded funds tracking domestic commodities markets next month, the Tokyo Commodity Exchange said on Tuesday.

Anchorage, Alaska - Deep in the recesses of a low-slung, cinder-block building, scientists are working around the clock to keep pace with the volcano that for weeks has wreaked havoc on air travel, oil production, and air quality.

Zimplats’ Ngezi expansion project in Zimbabwe appears to be in the balance as the company has run out of funds to complete the project that is critical to its future in the country.

The fate of scores of new coal-burning power plants is now in limbo over whether to regulate heat-trapping greenhouse gases.

For the first time, seismic signals that precede a volcanic eruption have been simulated and visualized in 3-D under controlled pressure conditions in a laboratory.