Carbon dioxide

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Kansas Denies Coal Plant Permit

Kansas has become the first state to directly target industries' carbon dioxide emissions, recently denying a coal-fired power plant a clean air permit.

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North Atlantic slows on uptake of CO2

Further evidence for the decline of the oceans’ historical role as an important sink for atmospheric carbon dioxide is supplied by new research by environmental scientists from the University of East Anglia.

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Atlantic Ocean's CO2 absorption halves

Scientists in Britain have found that the Atlantic Ocean is soaking up less carbon dioxide than it was previously. The amount of CO2 it absorbs has fallen by half in the past 10 years.

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Green alga genome project catalogs carbon capture machinery

The genome analysis of a tiny green alga has uncovered hundreds of genes that are uniquely associated with carbon dioxide capture and generation of biomass. Among the 15,000-plus genes revealed in the study are those that encode the structure and function of the specialized organelle that houses the photosynthetic apparatus, the chloroplast, which is responsible for converting light to chemical energy.

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New membrane strips carbon dioxide from natural gas faster and better

A modified plastic material greatly improves the ability to separate global warming-linked carbon dioxide from natural gas as the gas is prepared for use, according to engineers at The University of Texas at Austin who have analyzed the new plastic’s performance.

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Carbon dioxide triggers inborn distress

PLoS ONE publishes a study showing that inhalation of carbon dioxide (CO2) triggers emotional distress and a panic response in healthy individuals. The findings of the study posit panic as an inborn survival-oriented response. The results may be relevant for a better understanding and the further prevention of emotional disorders.

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Carbon dioxide did not end the last Ice Age

Carbon dioxide did not cause the end of the last ice age, a new study in Science suggests, contrary to past inferences from ice core records.

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CO2 emissions could violate EPA ocean-quality standards

In a commentary in the September 25, 2007, issue of the Geophysical Research Letters (GRL), a large team of scientists state that human-induced carbon dioxide emissions will alter ocean chemistry to the point where it will violate U.S.

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Mesoproterozoic carbon dioxide levels inferred from calcified cyanobacteria

Determining the concentration of carbon dioxide in the ancient atmosphere remains a critical hurdle to understanding Earth surface temperatures, compositional changes in atmospheric chemistry, and the evolution of Earth’s earliest biosphere.

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A Different Way to Turn Water into Fuel

Brookhaven chemist James Muckerman works with a team of researchers to design catalysts inspired by photosynthesis, the natural process by which green plants convert sunlight, water, and carbon dioxide into oxygen and carbohydrates.

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Houston air quality study finds few surprises

As a frequent addition to the list of America’s most polluted cities, Houston is no stranger to having more than just oxygen and carbon dioxide in the air. But a University of Houston study found a few surprising results in the air Houstonians breathe day in, day out: mercury and formaldehyde.

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Mice use specialized neurons to detect carbon dioxide

For mice, carbon dioxide often means danger - too many animals breathing in too small a space or a hungry predator exhaling nearby. Mice have a way of detecting carbon dioxide, and new research from Rockefeller University shows that a special set of olfactory neurons is involved, a finding that may have implications for how predicted increases in atmospheric carbon dioxide may affect animal behavior.

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