Vegetation, such as a patch of prairie or a forest stand, is more productive in the long run when more plant species are present, results of a new study show.

Grasses bend in the wind, their golden tips tracing arcs across fields that stretch toward the horizon. Sunwashed by a fading evening light, these reedy ballet dancers are central figures in savanna, an ecosystem that covers some 20 percent of Earth's land area.

By Jennifer Smith, Newsday, Melville, N.Y. Mar. 23--Every day, Nassau County's Bay Park sewage plant discharges some 58 million gallons of treated effluent to Reynolds Channel amid a classic South Shore backdrop of marsh islands, migratory birds and lonely bay houses.

Babcock & Brown and BP Alternative Energy have announced full commercial operation of the Cedar Creek wind farm in Weld County, Colorado, US. The 300.5MW wind-power facility has been delivered on time and on budget.

Spyglass Cedar Creek, L.P. announced today the successful completion of $22 million in financing via a commitment with CIT Group, Inc. (NYSE: CIT) to develop the company's Cedar Creek Prospect located in Harding County, South Dakota.