Add BrightSurf on Google Email

Science News for April 27, 2005


AGU journal highlights - 27 April 2005

New research models long-term climate cycles like El Nino, finds molten rock makes big earthquakes bigger, and sheds light on Yellowstone's volcanic activity. A computer simulation produced El Nino-like climate cycles, while another study found that melted rock accelerates plate movement during earthquakes.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateApr 27, 2005

'Live fast, die young' true for forests too

A USGS study reveals that the world's most productive forests, which add new growth each year, have lower birth and death rates. However, if these rates suddenly stop or double, tree numbers would halve in just 30 years. The study suggests that environmental changes considered beneficial to forests may bring about unexpected changes.

SourceU.S. Geological Survey·JournalEcology Letters·DateApr 27, 2005