lexis4u: Smog

Thematic Vocabulary Unit Nº 226 v.3

smog 1 |n| fog or haze intensified by smoke or other atmospheric pollutants.
"As we flew into the airport, we could see a murky yellow."
smog 2 |n| mixture of smoke, gases, chemicals and fog.
"The city is covered in smog for much of the year."
"Smog levels are high today."
contamined |adj| made dirty or less pure.
photochemical smog |n| a fog caused by light from the sun shining on chemicals in the air produced by traffic and industry.
pollution / contamination |n| undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities.
"The company claims it is not responsible for the pollution in the river."
air pollution |n| particles that make the air dirty and difficult to breathe.
"The survey shows a link between asthma and air pollution."
smoke |n| a visible suspension of carbon or other particles in the air, typically one emitted from a burning substance.
"The fire produced a tower of black smoke that could be seen for miles."
"Government attempts to reduce smog caused by traffic fumes."
fume |n| strong smelling and dangerous gas.
poisonous |adj| very harmful and could cause death.

atmosphere |n| the envelope of gases surrounding the earth or another planet.
"The atmosphere was thick with fog."
"An increase in road traffic is seriously polluting the atmosphere."
pea-souper |adj| a slang term used to describe poor quality air that is difficult to see in.
photochemical |adj| relating to or caused by the chemical action of light.
visivility 1 |n| the state of being visible.
visivility 2 |n| the distance one can see as determined by light and weather conditions.

Weather Elements Involved

gas 1 |n| a substance in a form like air that is neither solid nor liquid.
"Oxygen, hydrogen and nitrogen are all gases."
cloud |n| a white or grey mass in the sky that forms from very small drops of water.
"The storm was still a way off but black clouds were gathering."
fog |n| very thick cloud near the ground which is difficult to see through.
"The cars crashed into each other in thick fog."
haze |n| smoke or mist in the air which is difficult to see through.
"He saw the horses coming towards him through a haze of dust."
"The road shimmered in the heat haze."
mist |n| light cloud near the ground that makes it difficult for you to see very far.
"A grey mist hung over the water."
sunshine |n| sunlight unbroken by cloud.
"A ray of sunshine shone through a gap in the clouds."
thundercloud |n| a large dark cloud that you see before or during a storm.
"He watched the thunderclouds roll across the valley."
vapour trail |UK| / vapor trail |US| |n| the white line that is left in the sky by a plane.
"High overhead, a jet left its vapour trail across the blue sky."

environmental |n| the surroundings or conditions in which a person, animal, or plant lives or operates.
"The environmental damage caused by the chemical industry"
"Environmental groups want more passenger and freight traffic moved off the roads and onto trains."
chemical
factory |n| |pl factories| a building or buildings where goods are manufactured or assembled chiefly by machine.
"These factories are releasing toxic gases into the atmosphere."
industry |n| economic activity concerned with the processing of raw materials and manufacture of goods in factories.
"The area has a lot of heavy industry, including an aluminium plant."
"The major industry in the region is textiles."
gas 2 / petrol |n| a volatile flammable mixture of hydrocarbons derived from petroleum; used mainly as a fuel in internal-combustion engines.
traffic |n| the aggregation of things coming and going in a particular locality during a specified period of time.
"The streets are clean, there's no traffic, and there's no smog to block out the sunshine."
chiking |v| preventing people from breathing properly.
asthma |n| medical condition that makes it hard to breath.

greener |n| better for the environment.
reneuvable energy |n| power made from natural resources that never get used.