News articles tagged with 'water' (Page 2)
Smithsonian scientists help block ship-borne bioinvaders before they dock
— 29 Mar 2011 16:34 | EnvironmentThe global economy depends on marine transportation. But in addition to cargo, the world's 50,000-plus commercial ships carry tiny stowaways that can cause huge problems for the environment…
Study sheds light on how heat is transported to Greenland glaciers
— 29 Mar 2011 16:10 | EnvironmentWarmer air is only part of the story when it comes to Greenland's rapidly melting ice sheet. New research by scientists at Woods Hole Oceanographic Institution (WHOI) highlights the…
The dark side of spring? Pollution in our melting snow
— 29 Mar 2011 15:58 | EnvironmentWith birds chirping and temperatures warming, spring is finally in the air. But for University of Toronto Scarborough (UTSC) environmental chemist Torsten Meyer, springtime has a dark…
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…
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…
Green sludge can protect groundwater from radioactive contamination
— 17 Mar 2011 19:04 | EnvironmentRadioactive waste decaying down at the dump needs millions of years to stabilise. The element Neptunium, a waste product from uranium reactors, could pose an especially serious health…
Current projections greatly underestimate impact of Haitian cholera epidemic
— 16 Mar 2011 13:31 | HealthCurrent projections regarding the eventual size and extent of the cholera epidemic in Haiti may greatly underestimate the potential number of cases, according to a report that will…
Social class makes no difference to water contamination risk
— 16 Mar 2011 13:06 | EnvironmentWealthy, well educated people who choose to drink bottled water rather than water from public supplies may be no less exposed to potentially cancer-causing water contaminants, according…
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,…
New method could improve economics of sweetening natural gas
— 11 Mar 2011 15:55 | ChemistryNatural gas extracted from the nation's coal beds and methane-rich geologic features must first be purged of hydrogen sulphide before it can be used as fuel. Until now, processing methods…