News tagged with nutrient level
Fungi shifted plant balance of power
Cooperating with fungi didn't just help the earliest plants spread across a barren, rocky landscape; it also played a decisive role in the rise of more complex plants with roots and leaves that make up most ...
May 24, 2012 |
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Mathematical physics reveal nature's formula for survival (w/ Video)
(Phys.org) -- The vascular system of a leaf provides its structure and delivers its nutrients. When you light up that vascular structure with some fluorescent dye and view it using time-lapse photography, details begin to ...
May 14, 2012 |
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Hearty bacteria help make case for life in the extreme
(PhysOrg.com) -- The bottom of a glacier is not the most hospitable place on Earth, but at least two types of bacteria happily live there, according to researchers.
Jan 19, 2012 |
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Team finds natural reasons behind nitrogen-rich forests
(PhysOrg.com) -- Many tropical forests are extremely rich in nitrogen even when there are no farms or industries nearby, says Montana State University researcher Jack Brookshire.
Space & Earth / Earth Sciences
Jan 16, 2012 |
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Cruising the Chesapeake for water and air quality
A NASA-led team of scientists took to the Chesapeake Bay this summer to study a diverse yet close-to-home ecosystem in a field campaign that will help the agency determine how to study ocean health and air ...
Space & Earth / Earth Sciences
Sep 09, 2011 |
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Algal turf scrubbers clean water with sunlight
An article published in the June issue of BioScience describes the early scale-up stage of a new biotechnology with environmental benefits and possible commercial potential. Algal turf scrubbers are field-sized, water-treatment system ...
Jun 01, 2011 |
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Climate change dictated by the ocean
(PhysOrg.com) -- The influence of the world’s oceans over carbon dioxide levels and climate change is better understood thanks to researchers from the University of Canberra and The Australian National ...
Space & Earth / Earth Sciences
Oct 22, 2010 |
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Nutrients, viruses and the biological carbon pump
Adding nutrients to the sea could decrease viral infection rates among phytoplankton and enhance the efficiency of the biological pump, a means by which carbon is transferred from the atmosphere to the deep ocean, according ...
Jun 30, 2010 |
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Aquatic 'dead zones' contributing to climate change
The increased frequency and intensity of oxygen-deprived "dead zones" along the world's coasts can negatively impact environmental conditions in far more than just local waters. In the March 12 edition of the journal Science, Univer ...
Mar 11, 2010 |
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Coconut palms bring ecological change to tropics, researchers say
(PhysOrg.com) -- Those graceful coconut palms swaying in tropical breezes are lowering nutrient levels in the soils and the plants around them, thereby altering the eating habits of animals. Researchers say ...
Jan 21, 2010 |
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Golf course putting greens show their age
Just like the rest of us, golf courses show their age -- especially on putting greens, which experience more foot traffic than anywhere else on golf courses. Putting greens, which comprise only about 1.6% of the total area ...
Sep 04, 2009 |
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Water quality improves after lawn fertilizer ban, study shows
(PhysOrg.com) -- In an effort to keep lakes and streams clean, municipalities around the country are banning or restricting the use of phosphorus-containing lawn fertilizers, which can kill fish and cause ...
Aug 17, 2009 |
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Researcher investigates link between folic acid and heart health, anemia
(PhysOrg.com) -- A Georgia State University researcher and his colleague are investigating the effects of a decade-long requirement to fortify all cereals in the United States with folic acid, and its link with a chemical ...
Medicine & Health / Medical research
Mar 23, 2009 |
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