Sentences with phrase «urban smog»
"Urban smog" refers to a type of pollution that occurs in cities where there is a mixture of smoke and fog. It's caused by the release of harmful gases from vehicles, factories, and other activities. This smog can make the air dirty and harder to breathe. Full definition
Beyond the gardens lies the industrial sprawl of Hangzhou, China; a thick cloud of urban smog hangs just a few feet above the party.
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Ozone is one of the primary irritants in urban smog.
The move comes as car makers and investors are pumping in billions of dollars into the so - called new energy vehicle sector in China, the world's biggest auto market, which is preparing to roll out tough norms to promote the sector to fight urban smog and cut dependence on imported oil.
I walked from that «Christian» gathering wanting to bathe away the residue of the poisoned air that hung in the room like urban smog.
The environment has emerged as one of Beijing's key priorities amid growing public disquiet about urban smog, dwindling and polluted water supplies and the widespread industrial contamination of farmland.
Stubborn urban smogs will become a common reality if the world keeps warming, with serious consequences for health.
When US government scientists began sampling the air from a tower north of Denver, Colorado, they expected urban smog — but not strong whiffs of what looked like natural gas.
China's central government aggressively promotes green cars to fight intense urban smog and is urging its domestic industry to leap forward in automotive technology.
These impacts range from increased mortality due to longer and stronger heat waves to health problems created by warming - driven urban smog to risks posed by malnutrition and lack of access to water.
The field of atmospheric chemistry came into its own as researchers worked to discover the causes of such problems as urban smog, acid rain, and the stratospheric ozone hole and identify actions that helped to solve each problem.
These hydrocarbons, together with olefinic minor LPG components, furnish substantial amounts of hydroxyl radical reactivity, a major precursor to formation of the ozone component of urban smog.
Ozone is the primary ingredient in urban smog, generated when sunlight hits pollutants spewed by cars, chemical plants, industrial boilers, refineries, and other sources.
Fresh soot may be the root of urban smog.
NO contributes to urban smog and acid rain.
When air with high ozone concentrations touches down in North America, it can pose the classic dangers of urban smog: heart disease, lung disease, and death.
«Ozone and nitric oxide are both contributors to urban smog, so depending on how well a city is able to mitigate air pollution, ethanol may not be the «green fuel» that it is often called,» said Geiger, professor of chemistry in the Weinberg College of Arts and Sciences.
While the effects of some pollutants like PM2.5 in urban smog are well known, significant data gaps remain for other disturbances.