News articles tagged with 'carbon' (Page 2)
Icebergs in the Antarctic play important role in carbon cycle
— 29 Mar 2011 15:31 | EnvironmentIcebergs cool and dilute the ocean water they pass through and also affect the distribution carbon-dioxide-absorbing phytoplankton in the Southern Ocean, according to a team of researchers…
Cutting carbon dioxide helps prevent drying
— 28 Mar 2011 18:42 | EnvironmentRecent climate modelling has shown that reducing the concentration of carbon dioxide in the atmosphere would give the Earth a wetter climate in the short term. New research from Carnegie…
Algae, bacteria hogged oxygen after ancient mass extinction, slowed marine life recovery
— 28 Mar 2011 15:37 | EnvironmentA mass extinction is hard enough for Earth's biosphere to handle, but when you chase it with prolonged oxygen deprivation, the biota ends up with a hangover that can last millions of…
Tree resin the key evidence of current and historic insect invasions
— 28 Mar 2011 15:07 | BiologyA University of Alberta-led research team has discovered that insects that bore into trees as long ago 90 million years, or as recently as last summer, leave a calling card that's rich…
Is space like a chessboard?
— 19 Mar 2011 14:14 | PhysicsPhysicists at UCLA set out to design a better transistor and ended up discovering a new way to think about the structure of space…
Study finds more efficient means of creating, arranging carbon nanofibres
— 17 Mar 2011 19:24 | TechnologyCarbon nanofibres hold promise for technologies ranging from medical imaging devices to precise scientific measurement tools, but the time and expense associated with uniformly creating…
Ancient 'hyperthermals' a guide to anticipated climate changes
— 17 Mar 2011 18:39 | EnvironmentBursts of intense global warming that have lasted tens of thousands of years have taken place more frequently throughout history than previously believe, according to evidence gathered…
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…
Northern peatlands a misunderstood player in climate change
— 15 Mar 2011 21:23 | EnvironmentUniversity of Alberta researchers have determined that the influence of northern peatlands on the prehistorical record of climate change has been over estimated, but the vast northern…
All wrapped up: K-State researcher's graphene cloak protects bacteria, leading to better images
— 15 Mar 2011 20:50 | TechnologyIt's a cloak that surpasses all others: a microscopic carbon cloak made of graphene that could change the way bacteria and other cells are imaged…