Posts Tagged ‘oceanography’
Earth & Environment - Apr 28, 2010 12:15 - 0 Comments
‘Black box’ of plankton fix oceans’ carbon
U. WARWICK (UK)—Almost half of the ocean’s carbon fixation is done by eukaryotic phytoplankton, despite the fact that their presence is significantly less than the more abundant blue-green algae known as cyanobacteria. (more…)
Science & Technology - Feb 4, 2010 11:42 - 2 Comments
Lost City microbes vie for control
U. WASHINGTON (US)—On the marine microbial stage, there appears to be a vast group of understudies only too ready to step in when “star” microbes falter. At least that’s what happens at the Lost City hydrothermal vent field in the mid-Atlantic Ocean—the only one of its kind found thus far. (more…)
Earth & Environment - Jan 13, 2010 13:26 - 0 Comments
On video: Seafloor volcano spews magma
U. WASHINGTON—For the first time molten lava has been observed flowing from a deep ocean volcano. In video footage, clouds of milky-yellow sulfur gas billow, molten red lava explodes into the icy ocean water and turns almost instantaneously to black rock, while water vapor creates huge, glowing lava bubbles several feet across. (more…)
Earth & Environment - Nov 11, 2009 16:48 - 2 Comments
Underwater killer triggers cellular suicide
RUTGERS (US)—Scientists have found a chemical culprit responsible for the rapid, mysterious death of phytoplankton in the North Atlantic Ocean. This same chemical may hold unexpected promise in cancer research. (more…)
Earth & Environment - Oct 29, 2009 11:31 - 0 Comments
Global shellfish dip linked to acidic oceans
STONY BROOK (US)—Relatively minor increases in ocean acidity brought about by high levels of carbon dioxide have significant effects on the growth and survival of hard clams, bay scallops, and Eastern oysters, new research finds. (more…)
Earth & Environment - Oct 7, 2009 10:52 - 5 Comments
Arctic sea ice’s downward trend continues
U. COLORADO (US)—Despite a slight recovery in 2009—from record-setting low years in 2007 and 2008—the summer Arctic sea ice extent remains significantly below previous years, continuing a trend toward ice-free Arctic summers. (more…)
Earth & Environment - Aug 17, 2009 4:00 - 0 Comments
Harbinger of hurricanes to come
Close-up of Hurricane Isabel taken from the International Space Station in 2003. (Credit: NASA)
Earth & Environment - Jul 2, 2009 13:42 - 0 Comments
Traveling rain band could leave billions dry
The band of heavy precipitation indicates the intertropical convergence zone. The new findings by University of Washington researchers are based on sediment cores from Pacific islands near the equator.
Earth & Environment - May 6, 2009 13:07 - 0 Comments
Arctic glider yields unrivaled under-ice data
U. WASHINGTON (US)—A seaglider’s record-breaking journey under ice is helping scientists form a more complete picture of changes taking place in Arctic waters. (more…)
