Sentence examples for big smog from inspiring English sources

It's followed by Ulan Bator, Mongolia, but cities such as Moscow and Mexico City also have a big smog problem, not helped by factors such as their geographical location or the way the wind blows.

This was the first big smog attack in Los Angeles...

Scarcely believing it myself, I decided to head down and take a whiff for myself as the anniversary of what is known locally as the "Big Smog" approached.

Scarcely believing it myself, I decided to head down and take a whiff for the anniversary of what is known locally as the "Big Smog" approached.

China has not begun regulating some of the emissions that lead to heavy smog in big cities.

A century before the Great Smog, Charles Dickens wrote in "Bleak House" of "smoke lowering down from chimney-pots, making a soft black drizzle, with flakes of soot in it as big as full-grown snow-flakes".

"This is a clear breakthrough in our understanding," says Steven Japar, an atmospheric chemist at Ford Motor Co. Removing aromatics from gasoline helps cuts down on ground-level ozone, a big component of smog.

They can also make a big dent in smog, traffic and the greenhouse gases that are disrupting our climate - if we put those homes near public transportation and include other amenities that encourage walking and biking.

Ship traffic, often overlooked compared to cars and factories that are far bigger causes of smog, has more than doubled off east Asia since 2005 and some pollution from the fuel oil of ships wafts inland, scientists said on Monday.

Industry and transportation are also big contributors to the smog.

At the same time the great nineteenth-century achievement, the ability to move people, has outlived its usefulness; witness the horrors of daily commuting in most big cities and the smog that hovers over the increasingly clogged traffic arteries.