Tag: "algae" at biology news
Ocean dye to help Rutgers scientists trace Hudson River's path miles into the Atlantic
..., for example, in predicting potentially dangerous algae
blooms along the coast and making decisions about sewage disposal. Chant is the principal investigator on the study. He is working along with fellow IMCS scientists Scott M. Glenn, Oscar Schofield and John L. Wilkin, and John R. Reinfelder of Rutgers...
Four new research centers to explore link between oceans and human health
...ton, directed by Elaine Faustman, will study toxic algae
and how toxic domoic acid produced by algae
accumulates in Puget Sound shellfish. Researchers will explore the ways in which this toxin affects...
New Woods Hole Center for Oceans and Human Health established
...ribution of biological organisms like bacteria and algae
with potential human health consequences in the temperate coastal ocean, including bays, harbors and estuaries. The two federal agencies are providing about $6.25 million in support to establish the Woods Hole COHH and fund four research projects f...
Ethanol to power the future of hydrogen fuel cells
... photosynthetic bacteria, cyanobacteria, and green algae
such as Chlamydomonas reinhardt. However, there is a need to detect microorganisms that are immune to oxygen and that would prove to be good alternatives to produce hydrogen commercially. Researchers at the National Renewable Energy Laboratory have d...
Lakes with zebra mussels have higher levels of toxins, MSU research finds
...eral states since the 1980s, have higher levels of algae
that produce a toxin that can be harmful to humans...ree times higher levels of a species of blue-green algae
known as Microcystis. Those same lakes also have about two times higher levels of microcystins, a to...
Ontario researchers see increase in taste and odour-causing algae problems
...seen a significant rise in taste and odour-causing algae
most dramatically in the past 20 years, the resea...A common cause of such problems is blooms of small algae
(microscopic plants) that thrive in some of these lakes. Although the frequency of taste and odour c...
A world ruled by fungi
...se, woody vegetation. A similar layer of fungi and algae
is known from a previous catastrophe which happened 251 million years ago at the Permian-Triassic boundary. This was an even greater mass extinction: about 90% of the existing species disappeared. Research will now focus on whether the similar biolog...
Envisat concludes a busy second year in orbit
...f the subsurface fault responsible. MERIS tracks algae
blooms Meanwhile regularly updated MERIS images ...forecast the distribution of potentially hazardous algae
blooms. MERIS is an ocean colour sensor optimised to detect chlorophyll pigments in the water an i...
Report details growing climate change threat to coral reefs
... species are weakened or killed after losing vital algae
that lives within their tissues. Although coral species can recover from bleaching to some degree, repeated bleaching events are likely to eliminate sensitive organisms and reduce biodiversity. Elevated water temperatures are also thought to be a fac...
Out-of-balance ecosystems play role in demise of amphibian populations
...s in past years." Tadpoles of many species feed on algae
and periphyton -- plant slime that grows on other surfaces -- converting the material into the protein, fat and other nutrients that are needed by other creatures higher in the food chain, Beasley said. Amphibians are clearly important players in eco...
New evidence points to pollution as main cause of much coral reef destruction
...nt concentrations in surrounding waters and in the algae
increased. Furthermore, they found that the number...ranch's Dr. Peter Barile found that grazers prefer algae
with higher nitrogen concentrations in their tissue as occurs when water nitrogen concentrations inc...
Seeing how plants split water could provide key to our future energy needs
...Photosynthesis occurs in plants, some bacteria and algae
and involves two protein complexes, photosystem I, and photosystem II - which contains the water-splitting centre. While previous models of PSII function have sketched out a picture of how the water splitting centre might be organised, the Imperial t...
UN report: Accelerate global agreement to oversee exploitation of South Pole 'extremophiles'
... The same year, an extract from an Antarctic green algae
was patented in Germany for use in cosmetic skin treatment; In 1997, a patent was granted by the Russian patent office for the production of biologically active substances with antitumour properties extracted from a strain of Antarctic black yeast; ...
Earliest evidence of humans affecting aquatic ecology in Canada, United States
...the pond had been fertilized, changing the type of algae
that could grow there," he says. The researchers also believe the moss growth increased considerably as a result of human interference and in fact may have acted as a "positive feedback system" encouraging them to stay in the area, since moss was us...
JGI launches community sequencing program
...er tree (Popular trichocarpa), and a type of green algae
(Chlamydomonas reinhardtii ).The first deadline for proposals is Feb. 20. For additional information on the CSP and for those interested in submitting sequencing proposals see: http://www.jgi.doe.gov/CSP/user_guide/index.html...
Endurance of plants under quartz rocks possible model for life on early Earth, Mars
...e primitive plants -- mostly species of blue-green algae
-- growing under every quartz pebble he turned ove...extreme conditions," Schlesinger said. Blue- green algae
are more properly called cyanobacteria. Wallenstein's DNA identification of the algae
species in p...
Third set of awards are announced under interagency biodiversity program
...al and agriculturalproducts from plants and marine algae
in collaboration with Oregon State University, Panama's National Secretariat for Science, Technology and Innovation, the Nature Foundation ofPanama, the University of Panama, Novartis Oncology and Dow Agrosciences. David G.I. Kingston of the Virginia...
Desert dust enables algae to grow
...Southern Ocean, the sea around the South Pole. The algae
were supplied with dust from a desert in Mauritania and a desert in Namibia. The growth of algae
which received a lot of dust was compared with that of algae
which received little or no dust. Algae...
Emerging frontiers genomics grant for blue-green bacteria
...s, the structures that carry out photosynthesis in algae
and plants, are thought to have developed from cyanobacteria captured or engulfed by other cells. Jeff Elhai of Virginia Commonwealth University, Richmond, Va., is co-investigator on the grant....
Marine scientists discover nutrient pollution boosts fungi, bacteria killing Caribbean reefs
...ver recover and in death often become covered with algae
and other microorganisms."We don't think nutrients played the primary role in causing this Caribbean-wide shift from coral to algae-dominated communities, but we do think their role could be important," the UNC scientist said. "There are much more in...
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