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How Wildfires and Ozone led to Terrible Air Quality in US Cities

4,925 views

NOVA PBS Official

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

97%
  • 5:57 / 6:06

Speech Rate:

  • 163 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

wildfire

/ˈwīldˌfī(ə)r/

noun

large, destructive fire that spreads quickly over woodland or brush.

colorado
proper noun

A state in the central US; population 4,939,456 (est. 2008); capital, Denver. Colorado extends from the Great Plains in the east to the Rocky Mountains in the west. Part of it was acquired by the Louisiana Purchase in 1803 and the rest ceded by Mexico in 1848. It became the 38th state of the US in 1876..

struggled

/ˈstrəɡəl/

verb

make forceful or violent efforts to get free of restraint or constriction.

sources

/sôrs/

noun verb

place, person, or thing from which something comes or can be obtained. To get, e.g. a raw material, from somewhere.

exposure

/ikˈspōZHər/

noun

Being talked about in the media.

quality

/ˈkwälədē/

noun

Feature associated with someone or something.

particulate

/pärˈtikyələt/

adjective noun verb

relating to or in form of minute separate particles. matter in form of minute separate particles. Microscopic particle.

affecting

/əˈfektiNG/

adjective verb

Putting on an act; not genuine. To cause a change in something else.

happens

/ˈhapən/

verb

take place.

throughout

/THro͞oˈout/

adverb preposition

in every part of something. Over/across an entire place/thing; in every part.

western

/ˈwestərn/

adjective noun

situated in west, or directed towards or facing west. film, television drama, or novel about cowboys in western North America.

through

/THro͞o/

adjective adverb preposition

continuing or valid to final destination. expressing movement into one side and out of other side of opening etc.. By a particular way or process; by the use of.

blanket

/ˈblaNGkət/

adjective noun verb

total and inclusive. Piece of cloth you covers yourself with in bed. cover completely.

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