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Tag: "carbon" at medical news

UN Calls for Pedal Power to Reduce Environmental Damage

...ges are urgently needed to reduce climate-altering carbon emissions that are damaging Asia's health and cou...clean energy sources, and tax incentives to reduce carbon emissions. "... we have to adopt lifestyles that are not only healthy but also environment friendl...

Live Earth Will Make the World More Aware of the Crisis Facing the Earth, Hopes Al Gore

... US and China are responsible for half the world's carbon emissions. Live Earth will get huge attention in b...lorry. Wall said: 'We are trying to minimise the carbon as much as possible. Most artists are coming from nearby areas. Madonna, for example, lives in Londo...

Humans are Gobbling Up a Quarter of Nature's Resources, Reveals Study

... depletion of species and habitats. By comparing carbon consumption through human activity with the amount of carbon consumed overall, the team found that humans were using up to 15.6 trillion kilograms of carbon annu...

Arnold Schwarzenegger Blamed for Backtracking in the Fight Against Carbon Emission

...e north-eastern states have committed to their own carbon trading scheme, and more than 400 mayors have pledged their cities to reduce emissions. And the green tide is now rising in Washington too, where Nunez's Democratic colleagues gained control of Congress in November. The speaker of the House of Re...

Live Earth: How Global Warming Became Cool

...ark report, backing predictions that a doubling of carbon dioxide (CO2) would cause atmospheric warming of between 1.5-4.5 degrees C (2.7-8.1 degrees F). In the 1980s, further research added intriguing new pieces to the global warming puzzle. But scientists fretted over the many remaining blanks and debat...

An Inconvenient Truth-Coal to Liquid

... the process to identify ways to reduce or capture carbon dioxide generated by the Fischer-Tropsch method of...into a more hydrogen-rich diesel fuel, you produce carbon dioxide. You dont want to produce any more than you have to," Andrews says. Andrews says UK resear...

Hydrogen Fuel Is It a New Fuel for the Future?

... on hydrogen fuel does not emit any pollutant like carbon dioxide, sulphur or particles. The only emission f...th other elements such as oxygen to form water and carbon to form hydrocarbons such as oil and gas. To create pure hydrogen, energy is needed to break these b...

Nanospectrometer Aids in Identifying Nutrient Cycle

...m, helping to clear up an old puzzle of the global carbon and nitrogen cycle . Their study appears as an ad..., respectively, used NanoSIMS to track the flow of carbon and nitrogen inside two types of cells in the freshwater organism Anabaena oscillarioides. This in...

Ban on Hookah Smoking Should Stay, Argue Doctors

...warn that hookah smoking carries a greater risk of carbon monoxide poisoning than cigarette smoking, particularly if smaller hookah pipes and quick lighting commercial charcoal are used. There is also some evidence that hookah smoking causes chromosomal damage. When used for smoking tobacco, the hookah is...

Novel Light Weight Polymers Made Up of Carbon Nanotubes

...ing professor Mool C. Gupta and his team have used carbon nanotubes to unite the virtues of plastics and met...ew nanocomposite material is a mixture of plastic, carbon nanotubes and a foaming agent, making it extremely lightweight, corrosion-proof and cheaper to produ...

Exercise Reduces Inflammation

...bles as fatigue, blood pressure, oxygen intake and carbon dioxide elimination and heart-rate recovery in conjunction with exercise on a walking treadmill. Tests also were administered to determine the subjects levels of physical activity, physical fitness, emotional stress and body composition (bone density...

Boom in Internet Shopping may Be Adding to CO2 Emissions

...to home deliveries has outweighed the reduction in carbon dioxide emissions due to the introduction of more ... are subject to industry-wide targets for reducing carbon dioxide emissions and dealers have to display colour-coded labels in their showrooms indicating the ...

Radical Change in the Lifestyle Might Bring a Greener Future for Brits

...dical steps are taken, the United kingdom could be carbon neutral within the next two decades. CAT says ac...orce to make it work was there. We think that zero carbon Britain can do that again - it can give us a positive future. It is a political challenge but we had...

Brits Need to Change Lifestyle to Have a Greener Future: Report

...dical steps are taken, the United kingdom could be carbon neutral within the next two decades. CAT says ac...orce to make it work was there. We think that zero carbon Britain can do that again - it can give us a positive future. It is a political challenge but we had...

Smoking Linked to Lower Parkinson's Disease Risk

...s contained in cigarette smoke such as nicotine or carbon monoxide exert a protective effect and promote survival of dopaminergic neurons; or cigarette smoke alters the activity of metabolic enzymes or competes with other substrates for these enzymes and thereby alters the production of toxic endogenous (do...

Penguins Altered Diet When Humans Began Hunting Whales and Seals

... By comparing the proportion of certain forms of carbon and nitrogen in the shells with the proportions found in fish and krill, the researchers could tell what the birds had been eating. According to Emslie, the penguin menu remained biased towards fish until about 200 years ago. The switch to krill t...

Double Amputee Finishes Last, but Still Looks Forward to Beijing Olympics

...held in Sheffield on Sunday night . He runs with carbon fibre blades attached to both legs below the knees. To add to his discomfiture, he was also disqualified for having run outside his No. 8 lane. He ran the 400 meters in 47.65 seconds, well off his personal best of 46.34 and his 46.90 from Frid...

Attempt to Build Artificial Muscles from Carbon Nanofibres in the Offing

...k, is attempting to build artificial muscles using carbon nanofibres .Artificial muscles change length in response to a stimulus, thereby creating a smoother, more human-like motion than jerky electric motors or pneumatic devices. As such, they could be used to power robots, prosthetic limbs and artificial ...

Worms are Killing the Planet

...e worms can actually be 290 times more potent than carbon dioxide and 20 times more potent than methane. In ...6 times more powerful, molecule for molecule, than carbon dioxide. Landfill sites produce methane, which is 23 times more powerful a greenhouse gas than car...

Dangers Lurking in the Garden in Britain

...in. This year, an increase in the concentration of carbon dioxide in the air has contributed to an abundant crop with a more powerful toxin. The extremely itchy plant not only causes blisters but also the exposure to the plant is quite harmful. In 2003, according to an authoritative new book, poison...

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