Sentence examples for pollution declined from inspiring English sources

Marks for nitrogen and phosphorous pollution declined in this year's report, compared with 2016, when the last report was released.

He pointed out that - while it shows pollution declined under both mayors - the speed of improvement actually tailed off about the time Ken Livingstone became London's first mayor in 2000.

According to the EPA, from 1980 to 2015 the US GDP grew by 153percentt, our population grew by 41percentt, vehicle miles traveled grew by 106percentt, but air pollution declined by 65percentt.

OO Bangladesh Heads Towards A Water Crisis as mismanagement, pollution, declining groundwater tables and rising seas increase salt intrusion into dwindling supplies.

Symptoms of physical water scarcity include severe environmental degradation including river desiccation and pollution, declining groundwater and problems of water allocation where some groups win at the expense of others.

The American Lung Association credits the overall pollution decline to the 1970 Clean Air Act, as well as updates to such standards over time.

That would lead to a situation in which, as other sources of air pollution decline, wildfires become an increasingly dominant overall source of PM2.5.

The new research shows that lead from mining and smelting — which has occurred for thousands of years — was detectable well before the Industrial Revolution, and that only when those activities were essentially halted by the plague did lead pollution decline to natural levels.

In 1996 she gave the keynote speech at Yale for the Next Generation Project, a loose coalition of academics and environmental regulators who want to replace the unwieldy web of dozens of overlapping ecological strictures with a few simple rules that give companies broad authority to make their own decisions, as long as pollution declines.

Using the natural experiment of air pollution declines during the 2008 Beijing Olympics, we evaluated whether having specific months of pregnancy (i.e., 1st…8th) during the 2008 Olympics period was associated with larger birth weights, compared with pregnancies during the same dates in 2007 or 2009.

In contrast to East Germany, where the tremendous air pollution decline in the 1990s went hand in hand with dramatic political and social changes, the political and social system in Switzerland has been very stable for many decades, which is an asset in our study.