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The 4 greatest threats to the survival of humanity

250,199 views

TED-Ed

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

86%
  • 4:39 / 5:23

Speech Rate:

  • 151 wpm - Fast

Category:

  • Education

Tags :

Intro:

Special thanks to The Free Dictionary for providing us with the information used in this web page

Video Vocabulary

unrecoverable

/ˌənriˈkəvərəbəl/

unrecoverable
adjective

Incapable of being recovered or regained.

existential

/ˌeɡzəˈsten(t)SH(ə)l/

existential
adjective

relating to existence.

massive

/ˈmasiv/

massive
adjective

Very big; large; too big.

nevertheless

/ˌnevərT͟Həˈles/

nevertheless
adverb

In spite of what has just been said; nonetheless.

igniting

/iɡˈnīt/

igniting
verb

To cause something to start burning.

natural

/ˈnaCH(ə)rəl/

natural
adjective adverb noun

existing in or derived from nature. naturally. person having innate talent.

extinction

/ikˈstiNG(k)SH(ə)n/

extinction
noun

process of species being extinct.

missile

/ˈmisəl/

missile
noun

A weapon that is thrown, shot or launched.

thought

/THôt/

thought
noun verb

Ideas of a particular group. To have an idea about something without certainty.

actually

/ˈak(t)SH(o͞o)əlē/

actually
adverb

Used to add new (often different) information.

initial

/iˈniSHəl/

initial
adjective noun verb

existing at beginning. first letter of name or word. To authorize something by writing your initials.

another

/əˈnəT͟Hər/

another
adjective determiner pronoun

One more, but not this. One more added. One more (thing).

happened

/ˈhapən/

happened
verb

To take place or occur.

humanity

/(h)yo͞oˈmanədē/

humanity
noun

human beings collectively.

asteroid

/ˈastəˌroid/

asteroid
adjective noun

of echinoderms of class Asteroidea. Very small planets that move around the sun.

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