News tagged with pollution levels

Related topics: air quality

Beijing air pollution off the charts, US says

Thick smog blanketing Beijing went "beyond" measurable pollution levels on Monday, the US embassy said, as a Chinese official warned people to stay indoors and avoid outdoor activities.

Space & Earth / Environment

created Feb 21, 2011 | popularity 3.7 / 5 (9) | comments 9

Water quality improves after lawn fertilizer ban, study shows

(PhysOrg.com) -- In an effort to keep lakes and streams clean, municipalities around the country are banning or restricting the use of phosphorus-containing lawn fertilizers, which can kill fish and cause ...

Space & Earth / Environment

created Aug 17, 2009 | popularity 5 / 5 (6) | comments 2

China's pollution data shrouded in official fog

(AP) -- Armed with a device that looks like an old transistor radio, some Beijing residents are recording pollution levels and posting them online. It's an act that borders on subversion.

Space & Earth / Environment

created Dec 08, 2011 | popularity 5 / 5 (6) | comments 1

Elevated CO2 levels may mitigate losses of biodiversity from nitrogen pollution

Rising levels of carbon dioxide may overheat the planet and cause other environmental problems, but fears that rising CO2 levels could directly reduce plant biodiversity can be allayed, according to a new study by a University ...

Space & Earth / Environment

created Dec 03, 2009 | popularity 3.4 / 5 (8) | comments 2

Aquatic 'dead zones' contributing to climate change

The increased frequency and intensity of oxygen-deprived "dead zones" along the world's coasts can negatively impact environmental conditions in far more than just local waters. In the March 12 edition of the journal Science, Univer ...

Space & Earth / Environment

created Mar 11, 2010 | popularity 3.3 / 5 (7) | comments 5 | with audio podcast

China sets pace for smoggy Hong Kong: think-tank

Beijing's decision to come clean on its dirty air has embarrassed Hong Kong, where smog kills hundreds of people a year, hurts business and drives away talent, a think-tank has said.

Space & Earth / Environment

created Jan 15, 2012 | popularity 4.4 / 5 (5) | comments 1

Lung doctors expect respiratory diseases will worsen with global climate change

Worldwide increases in the incidences of asthma, allergies, infectious and cardiovascular diseases will result from a variety of impacts of global climate change, including rising temperatures, worsening ozone levels in urban ...

Space & Earth / Environment

created Mar 15, 2012 | popularity 4.2 / 5 (5) | comments 1

Invasive kudzu is major factor in surface ozone pollution, study shows

Kudzu, an invasive vine that is spreading across the southeastern United States and northward, is a major contributor to large-scale increases of the pollutant surface ozone, according to a study published ...

Space & Earth / Earth Sciences

created May 17, 2010 | popularity 4 / 5 (5) | comments 3 | with audio podcast

Paving slabs that clean the air

The concentrations of toxic nitrogen oxide that are present in German cities regularly exceed the maximum permitted levels. That’s now about to change, as innovative paving slabs that will help protect the ...

Space & Earth / Environment

created Aug 11, 2010 | popularity 4 / 5 (5) | comments 0

Nitrate levels rising in northwestern Pacific ocean: study

Changes in the ratio of nitrate to phosphorus in the oceans off the coasts of Korea and Japan caused by atmospheric and riverine pollutants may influence the makeup of marine plants and influence marine ecology, according ...

Space & Earth / Environment

created Sep 22, 2011 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

Study: Cleaner air adds 5 months to US life span

A new study by researchers at Brigham Young University and Harvard School of Public Health shows that average life expectancy in 51 U.S. cities increased nearly three years over recent decades, and approximately five months ...

Medicine & Health / Health

created Jan 21, 2009 | popularity 4 / 5 (4) | comments 1

Report: Most Americans in areas with unhealthy air

(AP) -- Sixty percent of Americans live in areas with unhealthy air pollution levels, despite a growing green movement and more stringent laws aimed at improving air quality, the American Lung Association ...

Space & Earth / Environment

created Apr 29, 2009 | popularity 4 / 5 (4) | comments 4

Living under a flight path increases heart attack risk

(PhysOrg.com) -- Research in Switzerland suggests the risk of dying from a heart attack is greater for people exposed to the noise of aircraft flying overhead. The study included data on 4.6 million adults ...

Medicine & Health / Health

created Oct 12, 2010 | popularity 4 / 5 (4) | comments 2 | with audio podcast report

'Business as usual' crop development won't satisfy future demand

Although global grain production must double by 2050 to address rising population and demand, new data from the University of Illinois suggests crop yields will suffer unless new approaches to adapt crop plants ...

Biology / Other

created Jul 07, 2010 | popularity 5 / 5 (3) | comments 3

Bird populations near Fukushima are more diminished than expected

(PhysOrg.com) -- Low-level radiation in Fukushima Prefecture appears to have had immediate effects on bird populations, and to a greater degree than was expected from a related analysis of Chernobyl, an international ...

Space & Earth / Environment

created Feb 09, 2012 | popularity 5 / 5 (3) | comments 0