News articles tagged with 'nitrogen'
Nitrogen loss threatens desert plant life, study shows
— 8 Nov 2009 12:08 | EnvironmentAs the climate gets warmer, arid soils lose nitrogen as gas, reports a new Cornell study. That could lead to deserts with even less plant life than they sustain today, say the researchers... — full story
Airborne nitrogen shifts aquatic nutrient limitation in pristine lakes
— 6 Nov 2009 10:11 | EnvironmentThe impact of airborne nitrogen released from the burning of fossil fuels and wide-spread use of fertilisers in agriculture is much greater that previously recognised and even extends... — full story
NIST quantifies low levels of 'heart attack risk' protein
— 5 Nov 2009 12:41 | HealthSearching for a needle in a haystack may seem futile, but it's worth it if the needle is a hard-to-detect protein that may identify a person at high risk of a heart attack circulating... — full story
Mapping nutrient distributions over the Atlantic Ocean
— 4 Nov 2009 13:42 | EnvironmentLarge-scale distributions of two important nutrient pools - dissolved organic nitrogen and dissolved organic phosphorus (DON and DOP) have been systematically mapped for the first time... — full story
Iron controls patterns of nitrogen fixation in the Atlantic
— 3 Nov 2009 10:17 | EnvironmentScientists including researchers from the National Oceanography Centre, Southampton and the University of Essex have discovered that interactions between iron supply, transported through... — full story
UBC researchers find key microbial indicator of ocean health
— 26 Oct 2009 16:44 | HealthA team of researchers at the University of British Columbia, along with colleagues at the US Dept. of Energy Joint Genome Institute, has mapped the genome of a microbe that is silently... — full story
Model microbial community for studying expanding dead zones characterised
— 26 Oct 2009 16:13 | EnvironmentAmong the many changes in the ocean is the expansion of oxygen-deficient or oxygen minimum zones (OMZs), also known as dead zones, which affect the processes by which carbon is captured... — full story
Caltech researchers reveal unexpected sources of nitrogen fixation
— 18 Oct 2009 11:43 | EnvironmentResearchers at the California Institute of Technology (Caltech) have identified an unexpected metabolic ability within a symbiotic community of microorganisms that may help solve a... — full story
Improving China's acid rain control strategy
— 15 Oct 2009 09:18 | EnvironmentScientists are reporting the first evidence that China's sharp focus on reducing widespread damage to soil by acid rain by restricting sulphur dioxide air pollution may have an unexpected... — full story
Key new ingredient in climate model refines global predictions
— 10 Oct 2009 10:47 | EnvironmentFor the first time, climate scientists from across the country have successfully incorporated the nitrogen cycle into global simulations for climate change, questioning previous assumptions... — full story