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The Brian Lehrer Show

Geography Lesson: What Makes a Continent a Continent?

The Brian Lehrer Show

WNYC

News, News Commentary, New, Wnyc, Radio, Daily News, Bryan, Public, Politics, York, Lerer, Arts, Media, Nyc, Npr

4.61.5K Ratings

🗓️ 28 May 2024

⏱️ 14 minutes

🧾️ Download transcript

Summary

Stanford University's Martin Lewis explains why determining what makes a continent a continent involves both physical and human geographical criteria, and why people around the world don't agree on how many there are.

Transcript

Click on a timestamp to play from that location

0:00.0

Brian Lear on WNC.

0:12.6

And now we will revisit one of the questions

0:15.4

from the science topics pledge drive quiz

0:19.3

we did back on May 17th.

0:21.1

We had asked a question about how many continents there were and we

0:24.8

figured that was a low-hanging fruit kind of question but it may have been more

0:28.0

complicated than the answer we gave. So we're following up thorough and

0:32.4

accurate we hope and also because this is really interesting.

0:35.6

The question was this, true or false.

0:37.8

There are eight continents on earth, and the answer that we had as the correct answer was true.

0:44.0

The seven quote unquote obvious continents that most people grew up learning about Asia,

0:51.7

Africa, North and South America, Australia, or Oceania,

0:55.2

Antarctica and Europe, plus something called, more recently discovered, Zelandia, number

1:02.4

eight, that was documented just last year as a new quote

1:06.4

continent. So we framed it as a science question, but after a lot of back and

1:11.9

forth about it,

1:13.3

it looks like we were actually wrong,

1:15.2

or at least wrong to frame such a simple question

1:18.0

about what turns out to be a complicated topic.

1:20.4

Complicated because those seven obvious continents are really only obvious to those who learn geography here in the United States.

1:29.0

In other places in the world, they treat North and South America as one continent because they're one landmass, the

1:37.0

human-made Panama Canal notwithstanding.

...

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