News tagged with oxygen production
Solar thermal process produces cement with no carbon dioxide emissions
(Phys.org) -- While the largest contributor to anthropogenic greenhouse gas emissions is the power industry, the second largest is the more often overlooked cement industry, which accounts for 5-6% of all ...
Apr 10, 2012 |
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Sailing in a sea of microbes
(PhysOrg.com) -- Researchers led by Matt Sullivan at the University of Arizona are among the first to dive into the world of viruses drifting through the world's oceans.
Mar 01, 2012 |
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Study supports role of quantum effects in photosynthesis
(PhysOrg.com) -- Until a few years ago, photosynthesis seemed to be a straightforward and well-understood process in which plants and other organisms use sunlight to convert carbon dioxide and water into sugars, ...
Jan 25, 2012 |
4.9 / 5 (13) |
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Algae for your fuel tank: New process for producing biodiesel from microalgae oil
The available amount of fossil fuels is limited and their combustion in vehicle motors increases atmospheric carbon dioxide levels. The generation of fuels from biomass as an alternative is on the rise. In ...
Jan 10, 2012 |
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Biologists identify light-regulated mechanism in cyanobacteria as aid to optimizing photosynthesis
(PhysOrg.com) -- Indiana University biologists have uncovered how a control system works in producing the important light-harvesting antennae that power photosynthesis in cyanobacteria, the microorganisms ...
Nov 03, 2011 |
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Breakthrough in the production of flood-tolerant crops
As countries such as Pakistan, Bangladesh, Vietnam and parts of the United States and United Kingdom have fallen victim to catastrophic flooding in recent years, tolerance of crops to partial or complete submergence ...
Oct 23, 2011 |
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Scientists discover animal-like urea cycle in tiny diatoms in the ocean
Scientists have discovered that marine diatoms, tiny phytoplankton abundant in the sea, have an animal-like urea cycle, and that this cycle enables the diatoms to efficiently use carbon and nitrogen from their ...
May 11, 2011 |
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NJIT professor develops biologically-inspired catalysis active, yet inert materials
NJIT Associate Professor Sergiu M. Gorun is leading a research team to develop biologically-inspired catalysis active, yet inert, materials. The work is based on organic catalytic framework made sturdy by the replacement ...
Apr 19, 2011 |
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A chance discovery may revolutionize hydrogen production
Producing hydrogen in a sustainable way is a challenge and production cost is too high. A team led by EPFL Professor Xile Hu has discovered that a molybdenum based catalyst is produced at room temperature, ...
Apr 14, 2011 |
4.8 / 5 (14) |
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Oxygen levels in the air do not limit plant productivity
There have been concerns that present oxygen levels may limit plant productivity. Swedish researchers at Umea University show that this is not the case in a new study published in the journal The Proceedings of the National Ac ...
Feb 17, 2011 |
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Apros software is renewed to simulate clean power plants of the future
The increased requirements on efficient production of clean energy have introduced the necessity to develop new power plant concepts. The basic functionality of the new ideas is tested in small scale pilot plants. Advanced ...
Dec 07, 2010 |
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Scientists demystify an enzyme responsible for drug and food metabolism
Scientists led by Michael Green at Penn State University, have solved a 40-year-old puzzle about the mysterious process by which a critical enzyme metabolizes nutrients in foods and chemicals in drugs such ...
Nov 11, 2010 |
4 / 5 (4) |
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New evidence supports 'Snowball Earth' as trigger for early animal evolution
A team of scientists, led by biogeochemists at the University of California, Riverside, has found new evidence linking "Snowball Earth" glacial events to the rise of early animals.
Space & Earth / Earth Sciences
Oct 27, 2010 |
4.3 / 5 (19) |
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Ancient microbes responsible for breathing life into ocean 'deserts'
More than two and a half billion years ago, Earth differed greatly from our modern environment, specifically in respect to the composition of gases in the atmosphere and the nature of the life forms inhabiting ...
Space & Earth / Earth Sciences
Aug 23, 2010 |
4.8 / 5 (6) |
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Ancient ocean chemistry: Effects of biological oxygen production 100 million years before it accumulated in atmosphere
(PhysOrg.com) -- Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE), the ...
Space & Earth / Earth Sciences
Oct 29, 2009 |
4.7 / 5 (15) |
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