News articles tagged with 'emission'
Study: Emissions trading doesn't cause pollution 'hot spots'
— 30 Mar 2011 16:37 | EnvironmentPrograms that allow facilities to buy and sell emission allowances have been popular and effective since they were introduced in the U.S. two decades ago. But critics worry the approach…
Nature paper calls for carbon labelling
— 29 Mar 2011 16:16 | EnvironmentLabelling products with information on the size of the carbon footprint they leave behind could help both consumers and manufacturers make better, environmentally friendly choices…
Integral spots matter a millisecond from doom
— 28 Mar 2011 18:07 | AstronomyESA's Integral gamma-ray observatory has spotted extremely hot matter just a millisecond before it plunges into the oblivion of a black hole. But is it really doomed? These unique observations…
New tool debuts for measuring indoor air pollutants
— 17 Mar 2011 19:44 | TechnologyA promising new approach for checking the accuracy of measurements of hazardous indoor air pollutants may soon be ready for prime time, report researchers from the National Institute…
CO2 emissions from biomass combustion
— 17 Mar 2011 17:54 | EnvironmentAn article in the current issue of Global Change Biology Bioenergy proposes a new method to account for CO2 emissions from biomass combustion in bioenergy systems…
Water for an integrative climate paradigm
— 14 Mar 2011 20:36 | EnvironmentInternational climate negotiations are deadlocked between the affluent global North and 'developing' South, between political Left and Right, and between believers and deniers. Now,…
Brazilian beef - greater impact on the environment than we realise
— 4 Mar 2011 15:03 | EnvironmentIncreased export of Brazilian beef indirectly leads to deforestation in the Amazon. New research from Chalmers and SIK that was recently published in Environmental Science and Technology…
Sugarcane bioethanol: Environmental implications
— 3 Mar 2011 12:47 | EnvironmentResearchers have long promoted biofuels produced from crop biomass as an environmentally sustainable source of renewable energy. A recent study questions whether the potential climate…
Clean fuel worsens climate impacts for some vehicle engines: UBC study
— 2 Mar 2011 13:14 | EnvironmentA pioneering program by one of the world's largest cities to switch its vehicle fleet to clean fuel has not significantly improved harmful vehicle emissions in more than 5,000 vehicles…
Etched quantum dots shape up as single photon emitters, NIST tests show
— 24 Feb 2011 20:17 | TechnologyLike snowflakes or fingerprints, no two quantum dots are identical. But a new etching method for shaping and positioning these semiconductor nanocrystals might change that. What's more,…