Carbon footprints are a familiar way to assess how green your lifestyle is, but now you can also measure your nitrogen footprint using a new tool, the N-Calculator.

Space & Earth - Environment

May 15, 2013 5 / 5 (1) 0

Air pollution from wildland fires and urban and agricultural areas in California is diminishing air quality at Devils Postpile National Monument, according to a recent study published in the journal Atmospheric Environment.

Space & Earth - Environment

Apr 23, 2013 4.5 / 5 (2) 0

A research team from Birkbeck, University of London, Royal Holloway University and Uppsala University in Sweden, have helped explain how ozone causes severe respiratory problems and thousands of cases of premature death each ...

Chemistry - Materials Science

Apr 16, 2013 4.8 / 5 (6) 0 |

(Phys.org) —A Purdue University-led team of researchers discovered sunlit snow to be the major source of atmospheric bromine in the Arctic, the key to unique chemical reactions that purge pollutants and ...

Space & Earth - Earth Sciences

Apr 16, 2013 5 / 5 (1) 0 |

(Phys.org) —Increases in ground-level ozone, especially in rural areas, may interfere not only with predator insects finding host plants, but also with pollinators finding flowers, according to researchers from Penn State ...

Space & Earth - Environment

Apr 02, 2013 5 / 5 (1) 0 |

(AP)—Houston residents now can have in their pocket the answer to whether ozone levels in the city are too high for their asthmatic child to play soccer.

Space & Earth - Environment

Apr 02, 2013 not rated yet 0

Several health risks are attributed to ozone exposure. These include aggravated asthma, coughing, inflamed breathing passages and increased vulnerability to respiratory infections.

Space & Earth - Environment

Mar 19, 2013 4 / 5 (6) 0

Tree ring records indicate that in 774-775 CE, atmospheric carbon-14 levels increased substantially. Researchers suggest that a solar proton event may have been the cause. In solar proton events, large numbers of high-energy ...

Space & Earth - Earth Sciences

Mar 15, 2013 5 / 5 (2) 0

(Phys.org) —A combination of extreme cold temperatures, man-made chemicals and a stagnant atmosphere were behind what became known as the Arctic ozone hole of 2011, a new NASA study finds.

Space & Earth - Earth Sciences

Mar 11, 2013 3 / 5 (2) 0 |

There is good news and better news about ground-level ozone in American cities. While dangerous ozone levels have fallen in places that clamp down on emissions from vehicles and industry, a new study from ...

Space & Earth - Environment

Mar 11, 2013 4 / 5 (2) 0 |

Thanks to sensors installed on trams that send data live to mobile phones, people can check air pollution levels around the city with just one click and in real time. This new app developed by EPFL researchers was recently ...

Technology - Engineering

Mar 11, 2013 not rated yet 1

Researchers at Rice University in Houston have found a direct correlation between out-of-hospital cardiac arrests and levels of air pollution and ozone. Their work has prompted more CPR training in at-risk communities.

Space & Earth - Environment

Feb 17, 2013 4.5 / 5 (2) 0

(Phys.org)—Satellites show that the recent ozone hole over Antarctica was the smallest seen in the past decade. Long-term observations also reveal that Earth's ozone has been strengthening following international ...

Space & Earth - Earth Sciences

Feb 10, 2013 4.3 / 5 (11) 8 |

(Phys.org)—The world's first completely transportable research station officially opened in Antarctica on February 5. The Halley VI Antarctic Research Station, designed by Hugh Broughton Architects, utilizes ...

Space & Earth - Earth Sciences

Feb 05, 2013 4.3 / 5 (8) 1 |

Concern is growing about finding alternatives to fossil fuels, but the negative impact of one of these—biofuels—may be greater than we first thought, say scientists.

Space & Earth - Environment

Feb 05, 2013 4.2 / 5 (9) 0 |