Symposium 'Changes on Earth' honors Yale Geologist Robert Berner
...arths surface and the impact of atmospheric carbon dioxide on climate and oxygen on the evolution of life. Widely known for his modeling of the carbon and sulfur cycles, he has calculated the evolution of atmospheric CO2 and O2 over the past 500 million years, or the Phanerozoic era, the time of abundant p......se as much as 40 percent of the atmospheric carbon dioxide they work to convert to sugar is lost by respiration in daylightreleasing carbon dioxide into the atmospherea wasteful process called "photorespiration." To create a more efficient and thu...Increase in carbon dioxide emissions accelerating
New research shows the rate of increase in carbon dioxide emissions more than doubled since the 1990s. Acc... carbon were emitted into the atmosphere as carbon dioxide in 2005 and the rate of increase is accelerating. "From 2000 to 2005, the growth rate of carbon d...Study suggests morning pollution pall for Manchester commuters
...(Tuesday 28 November 2006). Emissions like carbon dioxide affect the climate globally but other emissions ar... said Dr Longley. They include gases like nitrogen dioxide but also microscopic particles. These particles can be things like fine oily mists from vehicle exh...Resilient form of plant carbon gives new meaning to term 'older than dirt'
...e a role in offsetting increased greenhouse carbon dioxide in the atmosphere any time soon because of the ver...torage in response to increasing amounts of carbon dioxide in the atmosphere, the co-authors conclude....Icelandic volcano caused historic famine in Egypt, says Rutgers-based team
...s of lava and more than 100 million tons of sulfur dioxide and toxic gases, killing vegetation, livestock and people. These eruptions were followed by a drought in a swath across northern Africa, producing a very low flow in the Nile. Laki's far-flung effects were chronicled by the French scholar Constanti...Report outlines funding to conserve half of Massachusetts's land
...ests are also a globally important sink for carbon dioxide that assists in offsetting the increase in greenhouse gases and global climate change." Some of the most promising conservation finance tools outlined by the panel of experts include increasing state bonding authority for conservation with dedicate...Carnegie Mellon's Granger Morgan pens op-ed
...s to take the lead in eliminating dangerous carbon dioxide emissions that fuel global warming. In today's Sc...ventional coal plants before regulations on carbon dioxide emissions come into effect. Building such plants today, without making provisions for future control...Fires in far northern forests to have cooling, not warming, effect
...t will spew a steadily increasing amount of carbon dioxide into the atmosphere. Many scientists have predic...or a re-examination of strategies to reduce carbon dioxide emissions through human-wrought changes to ecosystems, such as forest management and tree plantation...Microorganisms one part of the solution to energy problem, says report
...f fossil fuels and the resulting release of carbon dioxide and combustion pollutants have brought about global climate change, the effects of which we are only beginning to understand. The means of preventing the twin catastrophes of energy scarcity and environmental ruin are unclear, but one part of the so...RAND study says renewable energy could play larger role in US energy future
...pment program. Significant reductions in carbon dioxide emissions from fossil fuel combustion also can be ...study found amounting to 1 billion tons of carbon dioxide in 2025, or 15 percent of projected U.S. emissions. In addition, an estimated 2.5 million barrels of...A buffet for early human relatives
...otosynthesis to convert sunlight, water and carbon dioxide into plant matter and oxygen. Carbon isotope ratio...ooth enamel combines with oxygen to produce carbon dioxide gas, which then is analyzed by the mass spectrometer. Your Teeth are What You Eat If the samp...ESA joins UN climate talks in Kenya
... greenhouse gas emissions chief among them carbon dioxide by 5 percent compared to reference year 1990 betw...rcent. Around 25 billion tonnes of extra carbon dioxide is released into the atmosphere annually by human activities, mainly through wildfires, land clearan...Early Earth haze may have spurred life, says University of Colorado study
...hane gas to an ultraviolet lamp, then added carbon dioxide gas to the mix to see if conditions that were prob...e can form over a wide range of methane and carbon dioxide concentrations," said Tolbert. "This means that hazy conditions could have been present for many mi...Accelerating loss of ocean species threatens human well-being
...f the water, and it produces food and turns carbon dioxide into food and oxygen." But in order to provide these services, the ocean needs all its working parts, the millions of plant and animal species that inhabit the sea." The study analyzed 32 controlled experiments, observational studies from 48 marine...Lungs try to repair damaged elastic fibers
...i play a role in the exchange of oxygen and carbon dioxide between the lungs and the circulatory system. A 2-year-old could do it Very young children who suffer lung injuries increase elastin expression and produce new elastic fibers inside the alveoli, Woods said. Adults do not have that ability and tha...Accelerating loss of ocean species threatens human well-being
...f the water, and it produces food and turns carbon dioxide into food and oxygen." But in order to provide these services, the ocean needs all its working parts, the millions of plant and animal species that inhabit the sea. The strength of the study is the consistent agreement of theory, experiments and ob...New research house to guide future home development
...very system. The C60 house aims to reduce carbon dioxide emissions by 60 per cent compared to typical homes -- meeting the target for 2050 set out in the Government's Energy White Paper of 2003. News of the latest sustainable building project at the University comes on the heels of a major report by Sir ...A potential biological cause for sudden infant death syndrome
...thing in less oxygen. Normally, the rise in carbon dioxide activates nerve cells in the brainstem, which in t...n its head, and start breathing faster when carbon dioxide levels rise," explains Kinney. But in babies who die from SIDS, defects in the serotonin system ma...Unique imaging uncovers the invisible world where surfaces meet
...g the technique to observe how algae digest carbon dioxide (and give off oxygen), something that has implications for controlling air pollution. In her work with algae, she studies the distribution of proteins, lipids and carbohydrates, molecules that play a major role in metabolizing the organism's food (p...