It ordered one-third of the city's 3 million cars off the streets, which significantly reduced pollution.
While a state-of-the art system installed in Chile has reduced pollution in the city of Santiago, a bungled adjustment has also left millions of passengers reeling and hundreds of others suing the government.
In the long run, though, it seems the train has reduced the pollution formerly caused by cars and trucks and reduced the number of animals killed by vehicles driving through the park.
Plus, the amount of water is effectively reduced by pollution and contamination.
The expected result is significantly reduced stormwater pollution flowing into rivers and other water bodies, making them more usable and attractive for residents, businesses and visitors.
Cox said Gore helped strengthen clean air health standards, sped clean up of Superfund toxic waste sites, reduced automobile tailpipe pollution, and protected America's spectacular landscapes.
Peter Vickery-Jones, responsible for transport on Canterbury City Council, said traffic pollution had been reduced during the year-long trial.
Equally worrying scenarios are predicted for freshwater ecosystems and coral reefs if currents levels of pollution are not reduced.
But the euro crisis has reduced industrial activity (cutting pollution) and European firms were anyway given overly generous carbon quotas under the cap-and-trade scheme.
Today, our air and water are cleaner, pollution has been greatly reduced, and Americans everywhere are living in a healthier environment.
Human activity, however, especially in the form of agriculture, deforestation, hunting and pollution, has inexorably reduced the numbers of these species, leaving many of them teetering on the brink of extinction.
The BBC's Jon Sudworth in Beijing says there has been much debate over whether the use of fireworks should be reduced, in part to help curb pollution.
BBC: China fireworks truck blast causes deadly road collapse
These factors include high water temperatures, pollution, sedimentation, high light levels, reduced water levels and changes in salinity.
Habitat loss, pollution, climate change and competition from invasive species have all reduced North American bird populations.
The computer-operated system also allowed street lighting to be increased when needed and reduced when not, and the lights directed their beam downwards cutting light pollution, he added.
The number of vehicles entering the City's square mile has been cut by 25%, pollution is down by 15%, road accidents have been reduced by more than a third, and car crime has been halved.
This waste produces pollution on land, sea and air and is not always visible - it needs to be reduced not just PICKED UP.
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