News articles tagged with 'nitrogen' (Page 2)
Global rivers emit 3 times IPCC estimates of greenhouse gas nitrous oxide
— 4 Jan 2011 21:20 | EnvironmentWhat goes in must come out, a truism that now may be applied to global river networks…
Rising greenhouse gases profoundly impact microscopic marine life
— 3 Jan 2011 15:53 | EnvironmentThe prolonged, extensive emission of greenhouse gases over the next several decades could have significant impacts on ocean life, according to a study by UC Merced marine biologist…
Champion hydrogen-producing microbe
— 15 Dec 2010 17:41 | BiologyInside a small cabinet the size of a dorm refrigerator in one of Himadri B. Pakrasi's labs, a blue-green soup percolates in thick glass bottles under the cool light of red, blue and…
Eutrophication makes toxic cyanobacteria more toxic
— 6 Dec 2010 18:09 | EnvironmentContinued eutrophication of the Baltic Sea, combined with an ever thinner ozone layer, is favouring the toxic cyanobacterium Nodularia spumigena, reveals research from the University…
Biofuels production has unintended consequences on water quality and quantity in Mississippi
— 30 Nov 2010 21:57 | EnvironmentGrowing corn for biofuels production is having unintended effects on water quality and quantity in northwestern Mississippi…
Every person emits 2 tons of CO2 a year through eating
— 3 Nov 2010 12:34 | EnvironmentEvery person emits the equivalent of approximately two tonnes of carbon dioxide a year from the time food is produced to when the human body excretes it, representing more than 20%…
New way of removing excess nitrogen from the environment
— 2 Nov 2010 14:03 | EnvironmentExcess nitrogen from agricultural and urban lands is contaminating groundwater, streams, lakes and estuaries, where it causes harmful algal blooms and contributes to fish kills…
NPL builds long range alpha detector
— 2 Nov 2010 14:00 | TechnologyThe UK's National Physical Laboratory (NPL) has developed a new portable radiation detector that can assess the safety of potentially contaminated areas far quicker than current methods.…
Ship sewage banned in Baltic Sea
— 5 Oct 2010 03:40 | EnvironmentFerries and cruise ships operating in the Baltic Sea carry approximately 80 million passengers each year. The waste water produced in these vessels is currently estimated to contain…
Liquid nitrogen most effective at removing warts
— 14 Sep 2010 10:10 | HealthCryotherapy with liquid nitrogen is the most effective method to remove common warts, found a study published in CMAJ (Canadian Medical Association Journal)…