Posts Tagged ‘phytoplankton’
How to rein in toxic bloom’s perfect storm
CORNELL (US) — The combination of climate change and nutrient runoff is expected to escalate toxic aquatic blooms, but localized efforts may be successful in controlling their spread from farms and lawns to streams, lakes, and ultimately oceans. Continue…
Thursday, October 13, 2011 12:14 - 0 Comments
Earth & Environment - Oct 13, 2010 13:02 - 0 Comments
Easy way to track phytoplankton
U. WASHINGTON (US) — It’s now much easier to pinpoint biological hot spots in the world’s oceans where some inhabitants are smaller than, well, a pinpoint. (more…)
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 - Mar 2, 2010 13:21 - 0 Comments
How nannoplankton hung on by a shoestring
PENN STATE (US)—An asteroid strike may not only account for the demise of ocean and land life 65 million years ago, but the fireball’s path—and resulting dust, darkness, and toxic metal contamination—may explain the geographic unevenness of extinctions and recovery. (more…)
Earth & Environment - Dec 9, 2009 11:16 - 1 Comment
Mercury may threaten polar bears
U. MICHIGAN (US)—As concerns grow about the effect melting sea ice may have on polar bears, scientists say there may be another danger lurking—mercury pollution. (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…)
Health & Medicine - Oct 22, 2009 15:12 - 2 Comments
Plant-rich diets pack phytochemical punch
U. FLORIDA (US)—Eating more plant-based foods, which are rich in substances called phytochemicals, seems to prevent oxidative stress in the body, a process associated with obesity and the onset of disease, researchers report. (more…)
Earth & Environment - Oct 8, 2009 16:42 - 0 Comments
Big job for oceans’ tiny ammonia eaters
U. WASHINGTON (US)—It’s not every day you find clues to the planet’s inner workings in aquarium scum. But that’s what happened when researchers cultured a tiny organism from the bottom of a Seattle Aquarium tank and found it can digest ammonia. (more…)
Earth & Environment - Aug 25, 2009 4:00 - 0 Comments
Warmer oceans tangle food chain
Dina Leech and Virginia Schutte collect zooplankton from Bogue Sound using a plankton tow net. Plankton from the net were rinsed into a sieve and then added to the experimental microcosms. (Credit: Mary O’Connor/UNC)
