News tagged with ozone concentrations

Breeding ozone-tolerant crops

U.S. Department of Agriculture (USDA) scientists working with the University of Illinois at Urbana-Champaign found that future levels of ground-level ozone could reduce soybean yields by an average 23 percent.

Biology / Plants & Animals

created Aug 22, 2011 | popularity 1 / 5 (1) | comments 0

Climate change increases the risk of ozone damage to plants

Ground-level ozone is an air pollutant that harms humans and plants. Both climate and weather play a major role in ozone damage to plants. Researchers at the University of Gothenburg, Sweden, have now shown that climate change ...

Space & Earth / Earth Sciences

created Jun 30, 2011 | popularity 3.4 / 5 (5) | comments 0

Air quality sensors take a ride on Swiss city buses

Rather than installing stations on fixed towers, why not use mobile sensors spread out over the whole city to get better air quality measurements? OpenSense, a project run by four laboratories at EPFL and ...

Technology / Engineering

created Jun 27, 2011 | popularity not rated yet | comments 0

NASA Satellite Data Show Progress of 2009 Antarctic Ozone Hole (w/ Video)

(PhysOrg.com) -- The annual ozone hole has started developing over the South Pole, and it appears that it will be comparable to ozone depletions over the past decade. This composite image from September 10 ...

Space & Earth / Earth Sciences

created Sep 16, 2009 | popularity 5 / 5 (1) | comments 0




Search results for ozone concentrations


Winds of change for pollution sensing

(Phys.org) -- The Great Smog of London is often upheld as a time when pollution reached appalling levels: over a four-day period in December 1952, the capital came to a standstill, cars were abandoned, airports ...

Space & Earth / Environment

created Jun 01, 2012 | popularity not rated yet | comments 1

Black carbon, tropospheric ozone most likely driving Earth's tropical belt expansion

Black carbon aerosols and tropospheric ozone, both manmade pollutants emitted predominantly in the Northern Hemisphere's low- to mid-latitudes, are most likely pushing the boundary of the tropics further polew ...

Space & Earth / Earth Sciences

created May 16, 2012 | popularity 5 / 5 (5) | comments 7 | with audio podcast

DC3: Chemistry of thunderstorms

(Phys.org) -- NASA researchers are about to fly off on a campaign that will take them into the heart of thunderstorm country.

Space & Earth / Earth Sciences

created May 09, 2012 | popularity not rated yet | comments 0

ESA declares end of mission for Envisat satellite

Just weeks after celebrating its tenth year in orbit, communication with the Envisat satellite was suddenly lost on 8 April. Following rigorous attempts to re-establish contact and the investigation of failure ...

Space & Earth / Space Exploration

created May 09, 2012 | popularity 5 / 5 (1) | comments 0

Bioalchemy: turning sludge into clear water

Biological treatment plus ozone can reduce the amount of sludge coming from wastewater treatment plants by a factor of ten

Space & Earth / Environment

created May 04, 2012 | popularity 4 / 5 (2) | comments 1

Portable gas sensors improve atmospheric pollution measurements

Different types of compact, low-power portable sensors under development by three independent research groups may soon yield unprecedented capabilities to monitor ozone, greenhouse gases, and air pollutants. ...

Technology / Engineering

created Apr 30, 2012 | popularity 5 / 5 (2) | comments 0

Arctic Ocean could be source of greenhouse gas: study

(Phys.org) -- The fragile and rapidly changing Arctic region is home to large reservoirs of methane, a potent greenhouse gas. As Earth's climate warms, the methane, frozen in reservoirs stored in Arctic tundra ...

Space & Earth / Earth Sciences

created Apr 22, 2012 | popularity 4 / 5 (9) | comments 39 | with audio podcast

New monitoring system clarifies murky atmospheric questions

A University of Colorado Boulder-led team has developed a new monitoring system to analyze and compare emissions from man-made fossil fuels and trace gases in the atmosphere, a technique that likely could ...

Space & Earth / Environment

created Apr 19, 2012 | popularity 4.4 / 5 (7) | comments 12 | with audio podcast

Pollen levels are rising across Europe

When trees and plants release their pollen, millions of hay fever sufferers are affected by sneezing fits and itchy, watery eyes. Today in Germany, roughly every fourth person suffers from allergies – and this figure ...

Biology / Ecology

created Apr 16, 2012 | popularity not rated yet | comments 1

Fertilizer use responsible for increase in nitrous oxide in atmosphere

University of California, Berkeley, chemists have found a smoking gun proving that increased fertilizer use over the past 50 years is responsible for a dramatic rise in atmospheric nitrous oxide, which is a major greenhouse ...

Space & Earth / Earth Sciences

created Apr 02, 2012 | popularity 4.1 / 5 (9) | comments 5 | with audio podcast


List of search results for ozone concentrations