The discoveries awaiting us in the ocean's twilight zone | Heidi M. Sosik

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2018-07-02 ใƒป TED


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The discoveries awaiting us in the ocean's twilight zone | Heidi M. Sosik

107,548 views ใƒป 2018-07-02

TED


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค.

๋ฒˆ์—ญ: Gayun Kim ๊ฒ€ํ† : Jihyeon J. Kim
00:12
I bet all of you are familiar with this view of the ocean,
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์—ฌ๋Ÿฌ๋ถ„ ๋ชจ๋‘ ์ด๋Ÿฐ ๋ฐ”๋‹ค์˜ ๋ชจ์Šต์— ์ต์ˆ™ํ•˜์‹ค ๊ฒ๋‹ˆ๋‹ค.
00:17
but the thing is,
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๊ทธ๋Ÿฐ๋ฐ ์ค‘์š”ํ•œ ๊ฑด,
00:18
most of the ocean looks nothing like this.
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๋Œ€๋ถ€๋ถ„์˜ ๋ฐ”๋‹ค๋Š” ์ด๋ ‡๊ฒŒ ์ƒ๊ธฐ์ง€ ์•Š์•˜๋‹ค๋Š” ๊ฒƒ์ด์ฃ .
00:21
Below the sunlit surface waters,
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ํ–‡๋น›์ด ๋น„์ถ”๋Š” ์ˆ˜๋ฉด ์•„๋ž˜์—๋Š”
00:23
there's an otherworldly realm
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ํŠธ์™€์ผ๋ผ์ž‡ ์กด(ํ•ด์ € ์•ฝ๊ด‘์ธต)์œผ๋กœ ์•Œ๋ ค์ง„ ๋งˆ์น˜ ๋”ด ์„ธ์ƒ๊ฐ™์€ ํ•ด์ € ์™•๊ตญ์ด ํŽผ์ณ์ง‘๋‹ˆ๋‹ค.
00:25
known as the twilight zone.
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00:28
At 200 to 1,000 meters below the surface,
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์ˆ˜๋ฉด์—์„œ 200~1000m๊ฐ€๋Ÿ‰ ๋–จ์–ด์ง„ ๊ณณ์—์„œ
00:31
sunlight is barely a glimmer.
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ํ–‡๋น›์€ ํฌ๋ฏธํ•œ ๋น›์ค„๊ธฐ์— ๋ถˆ๊ณผํ•ฉ๋‹ˆ๋‹ค.
๋ฏธ์„ธํ•œ ์ž…์ž๋“ค์ด ์–ด๋‘  ์†์œผ๋กœ ์†Œ์šฉ๋Œ์ด์ณ ๋‚ด๋ ค๊ฐ€๊ณ 
00:34
Tiny particles swirl down through the darkness
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00:37
while flashes of bioluminescence
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๋ฐœ๊ด‘ ์ƒ๋ฌผ์ฒด๋“ค์˜ ๋น›์„ ํ†ตํ•ด
00:39
give us a clue that these waters teem with life:
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์šฐ๋ฆฌ๋Š” ์ด๊ณณ์ด ๋ฏธ์ƒ๋ฌผ, ํ”Œ๋ž‘ํฌํ†ค, ๋ฌผ๊ณ ๊ธฐ ๋“ฑ
00:44
microbes, plankton, fish.
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์˜จ๊ฐ– ์ƒ๋ช…์ฒด๋“ค์ด ์‚ด์•„์ˆจ์‰ฌ๋Š” ๊ณณ์ž„์„ ์•Œ๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
00:46
Everything that lives here has amazing adaptations
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์—ฌ๊ธฐ ์‚ฌ๋Š” ๋ชจ๋“  ์ƒ๋ช…์ฒด๋“ค์€ ๊ทนํ•œ์˜ ํ™˜๊ฒฝ์—์„œ ๋งž๋‹ฅ๋œจ๋ฆด ์ˆ˜ ์žˆ๋Š”
00:49
for the challenges of such an extreme environment.
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์–ด๋–ค ์–ด๋ ค์›€๋„ ์ด๊ฒจ๋‚˜๊ฐˆ ๋›ฐ์–ด๋‚œ ์ ์‘๋ ฅ์˜ ์†Œ์œ ์ž์ž…๋‹ˆ๋‹ค.
00:54
These animals help support top predators such as whales, tuna,
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์ด ๋™๋ฌผ๋“ค์€ ๊ณ ๋ž˜, ์ฐธ์น˜, ํ™ฉ์ƒˆ์น˜, ์ƒ์–ด์ฒ˜๋Ÿผ
00:58
swordfish and sharks.
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๋จน์ด์‚ฌ์Šฌ ๊ผญ๋Œ€๊ธฐ์˜ ์ƒ๋ฌผ๋“ค์—๊ฒŒ ๋„์›€์„ ์ค๋‹ˆ๋‹ค.
01:00
There could be 10 times more fish biomass here
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์ด๊ณณ์—” ์šฐ๋ฆฌ๊ฐ€ ์ƒ๊ฐํ–ˆ๋˜ ๊ฒƒ๋ณด๋‹ค
01:03
than previously thought.
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10๋ฐฐ๋Š” ๋” ๋งŽ์€ ์ƒ๋ฌผ์ž์›์ด ์žˆ์„์ง€๋„ ๋ชจ๋ฆ…๋‹ˆ๋‹ค.
01:05
In fact, maybe more than all the rest of the ocean combined.
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์ด ์„ธ์ƒ ๋ชจ๋“  ๋ฐ”๋‹ค๋ฅผ ํ•ฉ์ณ๋„ ์ด๊ณณ์˜ ์–‘์—๋Š” ๋ฏธ์น˜์ง€ ๋ชปํ• ์ง€๋„ ๋ชจ๋ฅด์ฃ .
01:10
There are countless undiscovered species in deep waters,
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์‹ฌํ•ด์—๋Š” ์•„์ง ๋ฐœ๊ฒฌ๋˜์ง€ ์•Š์€, ์ˆ˜๋งŽ์€ ์ƒ๋ฌผ์ข…๋“ค์ด ์žˆ์Šต๋‹ˆ๋‹ค.
01:14
and life in the twilight zone is intertwined with earth's climate.
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ํ•ด์ € ์•ฝ๊ด‘์ธต์˜ ์ƒ๋ช…์ฒด๋“ค์€ ์ง€๊ตฌ์˜ ๊ธฐํ›„์™€๋„ ๋ฐ€์ ‘ํ•œ ๊ด€๋ จ์ด ์žˆ์ง€๋งŒ
01:20
Yet the twilight zone is virtually unexplored.
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๊ทธ๋Ÿผ์—๋„ ๊ทธ๊ณณ์€ ์šฐ๋ฆฌ์—๊ฒŒ ๋ฏธ์ง€์˜ ์„ธ๊ณ„๋‚˜ ๋‹ค๋ฆ„์—†์ฃ .
01:24
There are so many things we still don't know about it.
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์šฐ๋ฆฌ๋Š” ๊ทธ๊ณณ์— ๋Œ€ํ•ด ์•„์ง ๋ชจ๋ฅด๋Š” ๊ฒŒ ๋„ˆ๋ฌด ๋งŽ์ง€๋งŒ,
01:27
I think we can change that.
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์ „ ์šฐ๋ฆฌ๊ฐ€ ๊ทธ ์ ์„ ๋ฐ”๊ฟ€ ์ˆ˜ ์žˆ๋‹ค๊ณ  ๋ด…๋‹ˆ๋‹ค.
01:30
I was drawn to oceanography by just this kind of challenge.
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์ €๋Š” ์ด๋Ÿฌํ•œ ๋„์ „ ๋•Œ๋ฌธ์— ํ•ด์–‘ํ•™์— ๋Œ๋ ธ์Šต๋‹ˆ๋‹ค.
01:34
To me it represents the perfect intersection
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์ œ๊ฒŒ ํ•ด์–‘ํ•™์€ ๊ณผํ•™, ๊ธฐ์ˆ , ๊ทธ๋ฆฌ๊ณ  ๋ฏธ์ง€์˜ ์–ด๋–ค ๊ฒƒ์ด
01:36
of science, technology and the unknown,
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๊ต์ฐจํ•˜๋Š” ์™„๋ฒฝํ•œ ์ง€์ ์ด๋ฉฐ
01:39
the spark for so many breakthrough discoveries about life on our planet.
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์ง€๊ตฌ์˜ ์ƒ๋ช…์ฒด์— ๋Œ€ํ•œ ๋†€๋ผ์šด ๋ฐœ๊ฒฌ๋“ค๋กœ ์ด๋„๋Š” ๋„ํ™”์„ ์ž…๋‹ˆ๋‹ค.
01:46
As a college student,
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์ œ๊ฐ€ ๋Œ€ํ•™์ƒ์ด์—ˆ์„ ๋•Œ,
01:47
I went on an expedition across the Atlantic
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์ €๋Š” ๊ณ ์ถœ๋ ฅ ๋ ˆ์ด์ €๋กœ ๋ฏธ์„ธํ•œ ํ•ด์กฐ๋ฅ˜๋ฅผ ์ธก์ •ํ•˜๋Š”
01:50
with a team of scientists using a high-powered laser
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๋ช‡๋ช‡ ๋‹ค๋ฅธ ๊ณผํ•™์ž๋“ค๊ณผ ํ•จ๊ป˜
๋Œ€์„œ์–‘์„ ๊ฐ€๋กœ์ง€๋ฅด๋Š” ํƒํ—˜๊ธธ์— ์˜ฌ๋ž์Šต๋‹ˆ๋‹ค.
01:54
to measure microscopic algae.
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01:57
The wild thing that happened on that trip
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๊ทธ ์—ฌํ–‰์—์„œ ์ •๋ง ๋Œ€๋‹จํ–ˆ๋˜ ๊ฑด
01:59
is that we discovered what everyone who looked before had completely missed:
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๊ทธ๋™์•ˆ ๋ชจ๋‘๋“ค ์™„์ „ํžˆ ๋†“์ณ์™”๋˜ ๊ฑธ ์šฐ๋ฆฌ๊ฐ€ ๋ฐœ๊ฒฌํ–ˆ๋‹ค๋Š” ์‚ฌ์‹ค์ด์—ˆ์ฃ .
02:04
photosynthetic cells smaller than anyone thought possible.
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๋ฐ”๋กœ ์•„๋ฌด๋„ ์ƒ๊ฐ์ง€ ๋ชปํ•  ๋งŒํผ ๋ฏธ์„ธํ•œ ์—ฝ๋ก์„ธํฌ๋“ค์ด์—ˆ์Šต๋‹ˆ๋‹ค.
02:09
We now know those tiny cells are the most abundant
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์ด์ œ ์šฐ๋ฆฐ ์ด ์กฐ๊ทธ๋งˆํ•œ ์„ธํฌ๋“ค์ด ์ง€๊ตฌ์—์„œ ๊ฐ€์žฅ ํ”ํ•œ,
02:12
photosynthetic organisms on earth.
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๊ด‘ํ•ฉ์„ฑ์„ ํ•˜๋Š” ์ƒ๋ฌผ๋“ค์ž„์„ ์•Œ๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.
02:15
This amazing discovery happened because we used new technology
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์ด ๋†€๋ผ์šด ๋ฐœ๊ฒฌ์€ ์šฐ๋ฆฌ๊ฐ€ ํ•ด์–‘ ์ƒ๋ฌผ๋“ค์„
์ƒˆ๋กœ์šด ๋ฐฉ๋ฒ•์œผ๋กœ ๋ณด๊ธฐ ์œ„ํ•ด ์‹ ๊ธฐ์ˆ ์„ ์‚ฌ์šฉํ–ˆ๊ธฐ ๋•Œ๋ฌธ์— ๊ฐ€๋Šฅํ–ˆ์Šต๋‹ˆ๋‹ค.
02:20
to see life in the ocean in a new way.
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02:24
I am convinced that the discoveries awaiting us in the twilight zone
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์ €๋Š” ํ•ด์ € ์•ฝ๊ด‘์ธต์—์„œ ์šฐ๋ฆฌ๋ฅผ ๊ธฐ๋‹ค๋ฆฌ๋Š” ๋ชจํ—˜๋“ค์ด
02:28
will be just as breathtaking.
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์ด์ฒ˜๋Ÿผ ๋†€๋ผ์šฐ๋ฆฌ๋ผ ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.
02:32
We know so little about the twilight zone because it's difficult to study.
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ํ•ด์ € ์•ฝ๊ด‘์ธต์„ ์—ฐ๊ตฌํ•˜๋Š” ๊ฑด ์–ด๋ ค์›Œ์„œ ์•„์ง ์šฐ๋ฆฐ ๋งŽ์€ ๊ฑธ ์•Œ์ง€ ๋ชปํ•ฉ๋‹ˆ๋‹ค.
02:36
It's exceedingly large,
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๊ทธ๊ณณ์€ ๋„ˆ๋ฌด๋‚˜๋„ ๋„“์Šต๋‹ˆ๋‹ค.
02:38
spanning from the Arctic to the Southern Ocean
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๋ถ๊ทน์—์„œ, ๋‚จ๊ทน์„ ๋‘˜๋Ÿฌ์‹ผ ๋ฐ”๋‹ค๊นŒ์ง€
02:40
and around the globe.
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์ง€๊ตฌ ์ „์ฒด์— ๊ฑธ์ณ์žˆ์œผ๋ฉฐ
02:41
It's different from place to place.
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๊ฐ ์ง€์—ญ๋งˆ๋‹ค ๋‹ค๋ฅด๊ฒŒ ๋‚˜ํƒ€๋‚ฉ๋‹ˆ๋‹ค.
02:44
It changes quickly as the water and animals move.
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๊ทธ๊ณณ์€ ๋ฐ”๋‹ท๋ฌผ๊ณผ ๋™๋ฌผ๋“ค์ด ์›€์ง์ด๋ฉด ๊ฐ™์ด ์›€์ง์ด์ฃ .
02:47
And it's deep and dark and cold, and the pressures there are enormous.
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๊ฑฐ๊ธด ๊นŠ๊ณ , ์–ด๋‘ก๊ณ , ์ถ”์šฐ๋ฉฐ ์–ด๋งˆ์–ด๋งˆํ•œ ์••๋ ฅ์ด ์ž‘์šฉํ•ฉ๋‹ˆ๋‹ค
02:53
What we do know is fascinating.
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์šฐ๋ฆฌ๊ฐ€ ์ด๋ฏธ ์•Œ๊ณ  ์žˆ๋Š” ๊ฒƒ๋งŒ ํ•ด๋„ ์ •๋ง ๋†€๋ž์Šต๋‹ˆ๋‹ค.
02:56
You may be imagining huge monsters lurking in the deep sea,
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์—ฌ๋Ÿฌ๋ถ„์€ ์‹ฌํ•ด์— ๊ฑฐ๋Œ€ํ•œ ๊ดด๋ฌผ๋“ค์ด ์ˆจ์–ด์žˆ๋‹ค๊ณ  ์ƒ์ƒํ•˜์‹ค ์ˆ˜ ์žˆ์ง€๋งŒ
03:01
but most of the animals are very small,
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์‚ฌ์‹ค ๊ทธ๊ณณ์˜ ๋™๋ฌผ๋“ค์€ ๋งค์šฐ ์ž‘์Šต๋‹ˆ๋‹ค.
03:06
like this lantern fish.
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์—ฌ๊ธฐ ์†์ „๋“ฑ ๋ฌผ๊ณ ๊ธฐ์ฒ˜๋Ÿผ์š”.
03:11
And this fierce-looking fish is called a bristlemouth.
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์ด ํ—˜์•…ํ•˜๊ฒŒ ์ƒ๊ธด ๋ฌผ๊ณ ๊ธฐ๋Š” ๋ธŒ๋ฆฌ์Šฌ๋งˆ์šฐ์Šค๋ผ๊ณ  ๋ถ€๋ฆ…๋‹ˆ๋‹ค.
03:15
Believe it or not, these are the most abundant vertebrates on earth
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๋ธŒ๋ฆฌ์Šฌ๋งˆ์šฐ์Šค๋Š” ๋†€๋ž๊ฒŒ๋„, ์ง€๊ตฌ์ƒ์—์„œ ๊ฐ€์žฅ ํ”ํ•œ ์ฒ™์ถ”์ƒ๋ฌผ์ด๋ฉฐ
03:19
and many are so small that a dozen could fit in this one tube.
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๋ณดํ†ต ์ด ํŠœ๋ธŒ ํ•˜๋‚˜์— 12๋งˆ๋ฆฌ๊ฐ€ ๋‹ค ๋“ค์–ด๊ฐˆ ๋งŒํผ ์ž‘์Šต๋‹ˆ๋‹ค.
03:25
It gets even more interesting,
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์—ฌ๊ธฐ์„œ ์ด์ œ ๋” ํฅ๋ฏธ์ง„์ง„ํ•ด์ง€์ฃ .
03:27
because small size does not stop them from being powerful through sheer number.
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์ด๋“ค์€ ์ž‘์ง€๋งŒ, ๊ฐœ์ฒด ์ˆ˜๋ฅผ ํ†ตํ•ด ๋ง‰๊ฐ•ํ•œ ํž˜์„ ๋ƒ…๋‹ˆ๋‹ค.
03:32
Deep, penetrating sonar shows us that the animals form dense layers.
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์šฐ๋ฆฌ๋Š” ๊ธด ๊ด€ํ†ตํ˜• ์ŒํŒŒํƒ์ง€๊ธฐ(์†Œ๋‚˜)๋กœ ์ด๋“ค์ด ๋นฝ๋นฝํ•œ ์ธต์„ ์ด๋ฃฌ๋‹ค๋Š” ๊ฑธ ๋ฐœ๊ฒฌํ–ˆ์ฃ .
03:37
You can see what I mean by the red and yellow colors
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์ด ์ž๋ฃŒ์ƒ 400m ๋ถ€๊ทผ์—
03:39
around 400 meters in these data.
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๋ถ‰์€์ƒ‰๊ณผ ๋…ธ๋ž€์ƒ‰์œผ๋กœ ํ‘œ์‹œ๋œ ๊ณณ์„ ๋ณด์‹œ๋ฉด ์•„์‹ค ๊ฒ๋‹ˆ๋‹ค.
03:42
So much sound bounces off this layer,
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๊ทธ๋™์•ˆ ๋„ˆ๋ฌด ๋งŽ์€ ์ŒํŒŒ๋“ค์ด ์ด ์ธต์— ๋ถ€๋”ชํ˜€ ๋Œ์•„์™€์„œ
03:44
it's been mistaken for the ocean bottom.
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์šฐ๋ฆฐ ์ด๊ณณ์ด ํ•ด์–‘์˜ ๋ฐ”๋‹ฅ์ด๋ผ๊ณ  ์ฐฉ๊ฐํ–ˆ์Šต๋‹ˆ๋‹ค.
03:48
But if we look, it can't be, because the layer is deep during the day,
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ํ•˜์ง€๋งŒ ์ž์„ธํžˆ ๋ณด๋ฉด, ๊ทธ๋Ÿด ์ˆ˜๊ฐ€ ์—†์ฃ .
์ด ์ธต์€ ๋‚ฎ๋™์•ˆ ๊ฐ€๋ผ์•‰์•„์žˆ๋‹ค๊ฐ€ ๋ฐค์ด ๋˜๋ฉด ๋– ์˜ค๋ฅด๊ณ 
03:52
it rises up at night
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03:54
and the pattern repeats day after day.
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๋˜‘๊ฐ™์€ ํ–‰๋™ ํŒจํ„ด์ด ๋‚ ๋งˆ๋‹ค ๋ฐ˜๋ณต๋˜์—ˆ์œผ๋‹ˆ๊นŒ์š”.
03:58
This is actually the largest animal migration on earth.
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์ด๊ฑด ์‚ฌ์‹ค ์ง€๊ตฌ์ƒ์—์„œ ๊ฐ€์žฅ ๊ฑฐ๋Œ€ํ•œ ๋™๋ฌผ ์ด๋™์ž…๋‹ˆ๋‹ค.
04:02
It happens around the globe every day,
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๋งค์ผ ๋ฐค์ด ๋˜๋ฉด, ํ•ด์ € ์•ฝ๊ด‘์ธต์˜ ์ƒ๋ช…์ฒด๋“ค์€
04:05
sweeping through the world's oceans in a massive living wave
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๋จน์ด๋ฅผ ๊ตฌํ•˜๋Ÿฌ ์ง€ํ‘œ์ˆ˜๋กœ ์˜ฌ๋ผ์˜ค๊ณ ,
04:08
as twilight zone inhabitants travel hundreds of meters
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๊ทธ์— ๋”ฐ๋ผ ์ด ๊ฑฐ๋Œ€ํ•œ, ์‚ด์•„์›€์ง์ด๋Š” ํŒŒ๋„๋Š”
04:11
to surface waters to feed at night
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์„ธ๊ณ„ ๊ณณ๊ณณ์˜ ๋ฐ”๋‹ค๋“ค์„ ํœฉ์“ธ๊ณ  ์ง€๋‚˜๊ฐ‘๋‹ˆ๋‹ค.
04:14
and return to the relative safety of deeper, darker waters during the day.
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๋‚ฎ์ด ๋˜๋ฉด ์ด ์ƒ๋ฌผ๋“ค์€ ์ข€ ๋” ์•ˆ์ „ํ•œ, ๋” ์–ด๋‘ก๊ณ , ๊นŠ์€ ์‹ฌํ•ด๋กœ ๋Œ์•„๊ฐ€์ฃ .
04:19
These animals and their movements help connect the surface and deep ocean
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์ด ๋™๋ฌผ๋“ค๊ณผ ๊ทธ๋“ค์˜ ์›€์ง์ž„์€ ํ‘œ์ธต์ˆ˜์™€ ์‹ฌ์ธต์ˆ˜๋ฅผ ์—ฐ๊ฒฐํ•˜๋Š” ๋ฐ์—
04:24
in important ways.
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์ค‘์š”ํ•œ ์—ญํ• ์„ ํ•ฉ๋‹ˆ๋‹ค.
04:26
The animals feed near the surface,
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์ด ๋™๋ฌผ๋“ค์€ ์ˆ˜๋ฉด ๊ฐ€๊นŒ์ด์—์„œ ๋จน์ด๋ฅผ ์ฐพ๋Š”๋ฐ,
04:29
they bring carbon in their food into the deep waters,
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์ด๋•Œ ๋จน์ด ์†์˜ ํƒ„์†Œ๊ฐ€ ํ•จ๊ป˜ ์‹ฌํ•ด๋กœ ๋“ค์–ด๊ฐ€๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
04:33
where some of that carbon can stay behind
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๊ทธ๊ณณ์—์„œ ๊ทธ ํƒ„์†Œ ์ค‘ ์ผ๋ถ€๋Š” ๋‚จ์•„์„œ, ๋Œ€๊ธฐ์™€ ๊ฒฉ๋ฆฌ๋˜์–ด
04:36
and remain isolated from the atmosphere for hundreds or even thousands of years.
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์ˆ˜ ๋ฐฑ, ์–ด์ฉŒ๋ฉด ์ˆ˜ ์ฒœ๋…„ ๋™์•ˆ ์กด์žฌํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
04:43
In this way, the migration may help keep carbon dioxide
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์ด๋ ‡๊ฒŒ, ์‹ฌํ•ด ์ƒ๋ฌผ๋“ค์˜ ์ด๋™์€ ์ด์‚ฐํ™”ํƒ„์†Œ๋ฅผ ๋Œ€๊ธฐ์—์„œ ์ œ๊ฑฐํ•˜๊ณ 
04:48
out of our atmosphere
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04:50
and limit the effects of global warming on our climate.
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์ง€๊ตฌ์˜จ๋‚œํ™”๊ฐ€ ๊ธฐํ›„์— ๋ฏธ์น˜๋Š” ์˜ํ–ฅ์„ ์ œํ•œ์‹œํ‚ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
04:55
But we still have many questions.
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ํ•˜์ง€๋งŒ ์•„์ง๋„ ๋งŽ์€ ์งˆ๋ฌธ๋“ค์ด ๋‚จ์ฃ .
04:57
We don't know which species are migrating,
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์šฐ๋ฆฐ ์–ด๋–ค ์ข…์ด ์ด๋™ํ•˜๊ณ  ์žˆ๋Š”์ง€ ๋ชจ๋ฅด๊ณ 
04:59
what they're finding to eat,
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๋จน์ด๋กœ ๋ฌด์—‡์„ ์ฐพ๊ณ ์žˆ๋Š”์ง€
05:01
who is trying to eat them
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๋ˆ„๊ฐ€ ๊ทธ๋“ค์„ ๋จน์œผ๋ ค ํ•˜๋Š”์ง€
05:02
or how much carbon they are able to transport.
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๋˜ ์–ผ๋งˆ ๋งŒํผ์˜ ํƒ„์†Œ๋ฅผ ์šด๋ฐ˜ํ•  ์ˆ˜ ์žˆ๋Š”๊ฐ€๋ฅผ ๋ชจ๋ฆ…๋‹ˆ๋‹ค.
05:08
So I'm a scientist who studies life in the ocean.
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์ €๋Š” ํ•ด์–‘ ์ƒ๋ฌผ๋“ค์„ ์—ฐ๊ตฌํ•˜๋Š” ๊ณผํ•™์ž์ž…๋‹ˆ๋‹ค.
05:11
For me, curiosity about these things is a powerful driver,
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์ œ๊ฒŒ ์ด๋Ÿฌํ•œ ํ˜ธ๊ธฐ์‹ฌ์€ ๊ฐ•๋ ฅํ•œ ๋™๊ธฐ๊ฐ€ ๋˜์ง€๋งŒ
05:16
but there's more to the motivation here.
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์‚ฌ์‹ค ์—ฌ๊ธฐ์—๋Š” ํ˜ธ๊ธฐ์‹ฌ ๋ง๊ณ ๋„ ๋‹ค๋ฅธ ๋™๊ธฐ๊ฐ€ ์žˆ์ฃ .
05:20
We need to answer these questions and answer them quickly,
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์šฐ๋ฆฌ๋Š” ์ด ์งˆ๋ฌธ์— ๋‹ต์„ ๋นจ๋ฆฌ ์ฐพ์•„์•ผ ํ•ฉ๋‹ˆ๋‹ค.
05:23
because the twilight zone is under threat.
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์ง€๊ธˆ ํ•ด์ € ์•ฝ๊ด‘์ธต์€ ์œ„๊ธฐ์— ์ฒ˜ํ•ด์žˆ๊ธฐ ๋•Œ๋ฌธ์ด์ฃ .
05:27
Factory ships in the open ocean
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์—ด๋ฆฐ ํ•ด์–‘์„ ์˜ค๊ณ ๊ฐ€๋Š” ์–ด์„ ๋“ค์ด
05:29
have been vacuuming up
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์ˆ˜๋ฐฑ, ์ˆ˜์ฒœ ํ†ค์˜ ์ž‘๊ณ , ์ƒˆ์šฐ์ฒ˜๋Ÿผ ์ƒ๊ธด ํฌ๋ฆด๋“ค์„
05:30
hundreds of thousands of tons of small, shrimp-like animals called krill.
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๋นจ์•„์˜ฌ๋ฆฌ๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
05:35
The animals are ground into fish meal
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ํฌ๋ฆด๋“ค์€ ๋ฌผ๊ณ ๊ธฐ ๋ฐฅ์œผ๋กœ ๊ฐˆ์•„์ ธ
05:37
to support increasing demands for aquaculture
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์ˆ˜๊ฒฝ์žฌ๋ฐฐ์™€ ํฌ๋ฆด ์˜ค์ผ๊ฐ™์€ ๊ฑด๊ฐ•์‹ํ’ˆ์— ๋Œ€ํ•œ
05:40
and for nutraceuticals such as krill oil.
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๋Š˜์–ด๋‚œ ์ˆ˜์š”๋ฅผ ์ถฉ๋‹นํ•˜๋Š” ๋ฐ์— ์“ฐ์ž…๋‹ˆ๋‹ค.
05:43
Industry is on the brink of deepening fisheries such as these
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์ง€๊ธˆ์˜ ์‚ฐ์—…์€ ์ด๋Ÿฌํ•œ ์–ด์žฅ๋“ค์„ ์ค‘์ธต์ˆ˜๊ฐ€ ์žˆ๋Š” ๊นŠ์ด๊นŒ์ง€
05:46
into the mid-water
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๋Š˜๋ฆฌ๊ธฐ ์ผ๋ณด ์ง์ „์ด๋ฉฐ,
05:48
in what could start a kind of twilight zone gold rush
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์ด๋Š” ๊ณง ๊ตญ๊ฐ€๋ณ„ ์–ด์—… ๊ทœ์ œ๋ฅผ ๋ฒ—์–ด๋‚œ ๊ณณ์—์„œ ๋ฒŒ์–ด์งˆ
05:51
operating outside the reach of national fishing regulations.
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ํŠธ์™€์ผ๋ผ์ž‡ ์กด ๊ณจ๋“œ๋Ÿฌ์‰ฌ์˜ ์‹œ์ž‘์ด ๋  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
05:57
This could have irreversible global-scale impacts
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์ด๊ฑด ์•„๋งˆ ํ•ด์–‘ ์ƒ๋ฌผ๋“ค๊ณผ ๋จน์ด์‚ฌ์Šฌ์—
06:00
on marine life and food webs.
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๋Œ์ดํ‚ฌ ์ˆ˜ ์—†๋Š”, ์ „์ง€๊ตฌ์  ์˜ํ–ฅ์„ ๋ฏธ์น ๊ฒ๋‹ˆ๋‹ค.
06:04
We need to get out ahead of fishing impacts
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์šฐ๋ฆฌ๋Š” ์–ด์—…์ด ๋ฏธ์น  ์˜ํ–ฅ๋ณด๋‹ค ํ•œ๋ฐœ ์•ž์„œ ๊ฐ€์„œ,
06:07
and work to understand this critical part of the ocean.
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์ด ์ค‘์š”ํ•œ ํ•ด์–‘์˜ ๋ถ€๋ถ„์„ ์ดํ•ดํ•˜๋ ค ๋…ธ๋ ฅํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
06:10
At Woods Hole Oceanographic Institution,
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์šฐ์ฆˆ ํ™€ ํ•ด์–‘ํ•™ ์—ฐ๊ตฌ์†Œ์—์„œ,
06:12
I'm really fortunate to be surrounded by colleagues who share this passion.
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์ €๋Š” ์ด ์—ด์ •์„ ๊ณต์œ ํ•˜๋Š” ๋™๋ฃŒ๋“ค๊ณผ ํ•จ๊ป˜ํ•  ์ˆ˜ ์žˆ์–ด์„œ ํ–‰์šด์ž…๋‹ˆ๋‹ค.
06:17
Together, we are ready to launch a large-scale exploration
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์šฐ๋ฆฌ๋Š” ๋‹คํ•จ๊ป˜ ํ•ด์ € ์•ฝ๊ด‘์ธต์— ๋Œ€ํ•œ
๋Œ€๊ทœ๋ชจ ํƒํ—˜์„ ์‹œ์ž‘ํ•  ๋งŒ๋ฐ˜์˜ ์ค€๋น„๊ฐ€ ๋˜์–ด์žˆ์Šต๋‹ˆ๋‹ค.
06:21
of the twilight zone.
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06:23
We have a plan to begin right away
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์ €ํฌ ํŒ€์˜ ํƒํ—˜ ๊ณ„ํš์€
06:25
with expeditions in the North Atlantic,
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๋ถ๋Œ€์„œ์–‘์œผ๋กœ๋ถ€ํ„ฐ ์‹œ์ž‘ํ•˜๋Š”๋ฐ,
06:27
where we'll tackle the big challenges
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๊ทธ๊ณณ์—์„œ ์ €ํฌ๋Š” ํ•ด์ € ์•ฝ๊ด‘์ธต์˜
06:29
of observing and studying the twilight zone's remarkable diversity.
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๋†€๋ผ์šด ์ƒ๋ฌผ ๋‹ค์–‘์„ฑ์„ ๊ด€์ฐฐํ•˜๊ณ  ์—ฐ๊ตฌํ•˜๋Š” ๋„์ „์— ์ž„ํ•˜๋ ค ํ•ฉ๋‹ˆ๋‹ค.
06:34
This kind of multiscale, multidimensional exploration
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์ด๋ ‡๊ฒŒ ๋Œ€๊ทœ๋ชจ๋กœ ์ด๋ฃจ์–ด์ง€๋Š”, ๋‹ค์ฐจ์›์  ํƒํ—˜์„ ์œ„ํ•ด
06:38
means we need to integrate new technologies.
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์šฐ๋ฆฌ๋Š” ์ƒˆ๋กœ์šด ๊ธฐ์ˆ ๋“ค์„ ์œตํ•ฉ์‹œ์ผœ์•ผ ํ•ฉ๋‹ˆ๋‹ค.
06:42
Let me show you a recent example that has changed our thinking.
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์ €ํฌ์˜ ์ƒ๊ฐ์„ ๋’ค๋ฐ”๊พธ์–ด ๋†“์•˜๋˜ ์ตœ๊ทผ์˜ ์‚ฌ๋ก€๋ฅผ ๋ณด์—ฌ๋“œ๋ฆฌ๊ฒ ์Šต๋‹ˆ๋‹ค.
06:46
Satellite tracking devices on animals such as sharks
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์ƒ์–ด๊ฐ™์€ ๋™๋ฌผ๋“ค์—๊ฒŒ ๋ถ™์ด๋Š” ์œ„์„ฑ ์ถ”์  ์žฅ์น˜์— ์˜ํ•˜๋ฉด
06:50
are now showing us that many top predators
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๋งŽ์€ ์ƒ์œ„ ํฌ์‹์ž๋“ค์ด ์ •๊ธฐ์ ์œผ๋กœ
06:53
regularly dive deep into the twilight zone to feed.
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ํ•ด์ € ์•ฝ๊ด‘์ธต์— ๋“ค์–ด๊ฐ€ ๋จน์ด๋ฅผ ๊ตฌํ•œ๋‹ค๊ณ  ํ•ฉ๋‹ˆ๋‹ค.
06:57
And when we map their swimming patterns and compare them to satellite data,
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์ด๋•Œ ๊ทธ๋“ค์˜ ํ—ค์—„ ํŒจํ„ด์„ ๊ธฐ๋กํ•ด ์œ„์„ฑ ๋ฐ์ดํ„ฐ์™€ ๋น„๊ตํ•ด๋ณด๋ฉด,
07:02
we find that their feeding hot spots
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๊ทธ๋“ค์ด ๋จน์ด๋ฅผ ์ฐพ์œผ๋ ค ๋งŽ์ด ๋ชฐ๋ ค๋“œ๋Š” ์žฅ์†Œ๊ฐ€
07:04
are linked to ocean currents and other features.
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ํ•ด๋ฅ˜ ๋ฐ ๋‹ค๋ฅธ ํ•ด์–‘์˜ ํŠน์„ฑ๊ณผ ์—ฐ๊ด€๋ผ ์žˆ์Œ์„ ์•Œ๊ฒŒ๋ฉ๋‹ˆ๋‹ค.
07:08
We used to think these animals found all of their food in surface waters.
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์šฐ๋ฆฌ๋Š” ์ด๋“ค์ด ๋ชจ๋‘ ํ‘œ์ธต์ˆ˜์—์„œ ๋จน์ด๋ฅผ ์ฐพ๋Š”๋‹ค๊ณ  ์ƒ๊ฐํ–ˆ์ง€๋งŒ
07:13
We now believe they depend on the twilight zone.
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์ด์ œ๋Š” ๊ทธ๋“ค์ด ํ•ด์ € ์•ฝ๊ด‘์ธต์— ์˜์กดํ•œ๋‹ค๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค.
07:17
But we still need to figure out how they find the best areas to feed,
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์•„์ง ์šฐ๋ฆฌ๋Š” ์ด๋“ค์ด ์–ด๋–ป๊ฒŒ ๋จน์ด๊ฐ€ ์žˆ๋Š” ์ตœ์ ์˜ ์žฅ์†Œ๋ฅผ ์ฐพ๋Š”์ง€,
07:21
what they're eating there
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๋˜ ๊ฑฐ๊ธฐ์„œ ๋ญ˜ ๋จน๋Š”์ง€,
07:23
and how much their diets depend on twilight zone species.
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๊ทธ๋“ค์˜ ์‹์‚ฌ๊ฐ€ ์–ผ๋งˆ๋‚˜ ํ•ด์ € ์•ฝ๊ด‘์ธต ์ƒ๋ฌผ๋“ค์— ์˜์กดํ•˜๋Š”์ง€๋ฅผ ๋ชจ๋ฆ…๋‹ˆ๋‹ค.
07:28
We will also need new technologies to explore the links with climate.
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๊ธฐํ›„์™€์˜ ์—ฐ๊ด€์„ฑ์„ ์•Œ์•„๋‚ด๋ ค๋ฉด ์‹ ๊ธฐ์ˆ ๋„ ํ•„์š”ํ•  ๊ฒ๋‹ˆ๋‹ค.
07:33
Remember these particles?
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์ด ์ž…์ž๋“ค์„ ๊ธฐ์–ตํ•˜์‹œ๋‚˜์š”?
07:36
Some of them are produced by gelatinous animals called salps.
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์ด ์ค‘ ๋ช‡๋ช‡์€ ์ ค๋ฆฌ๊ฐ™์€ ๋™๋ฌผ, ์‚ดํ”„์— ์˜ํ•ด ์ƒ์‚ฐ๋ฉ๋‹ˆ๋‹ค.
07:40
Salps are like superefficient vacuum cleaners,
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์‚ดํ”„๋Š” ๊ต‰์žฅํžˆ ํšจ์œจ์ ์ธ ์ฒญ์†Œ๊ธฐ ๊ฐ™์€ ์ƒ๋ฌผ๋“ค์ธ๋ฐ,
07:42
slurping up plankton and producing fast-sinking pellets of poop --
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ํ”Œ๋ž‘ํฌํ†ค์„ ๋นจ์•„๋“ค์ด๊ณ , ๋น ๋ฅด๊ฒŒ ๊ฐ€๋ผ์•‰๋Š” ๋˜ฅ๋ฉ์–ด๋ฆฌ๋“ค์„ ๋งŒ๋“ค์–ด๋ƒ…๋‹ˆ๋‹ค.
07:48
try saying that 10 times fast --
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๋นจ๋ฆฌ ๋งํ•˜๊ธฐ ํž˜๋“  ๋‹จ์–ด๋“ค์ด์ฃ ?
07:50
pellets of poop that carry carbon deep into the ocean.
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์ด ๋˜ฅ๋ฉ์–ด๋ฆฌ๋“ค์ด ๋ฐ”๋กœ ์‹ฌํ•ด๋กœ ํƒ„์†Œ๋ฅผ ์šด๋ฐ˜ํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
07:54
We sometimes find salps in enormous swarms.
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์šฐ๋ฆฐ ๊ฐ€๋” ๊ฑฐ๋Œ€ํ•œ ๋–ผ๋กœ ๋ชฐ๋ ค๋‹ค๋‹ˆ๋Š” ์‚ดํ”„๋“ค๊ณผ ๋งˆ์ฃผ์น˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.
07:58
We need to know where and when and why and whether
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์šฐ๋ฆฌ๋Š” ์–ด๋””์„œ, ์–ธ์ œ, ์™œ, ๊ทธ๋ฆฌ๊ณ  ๊ณผ์—ฐ
08:02
this kind of carbon sink has a big impact on earth's climate.
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์ด๋ ‡๊ฒŒ ํƒ„์†Œ๊ฐ€ ๊ฐ€๋ผ์•‰๋Š” ๊ฒƒ์ด ๊ธฐํ›„์— ํฐ ์˜ํ–ฅ์„ ๋ฏธ์น˜๋Š”๊ฐ€๋ฅผ ์•Œ์•„์•ผ ํ•ฉ๋‹ˆ๋‹ค.
08:07
To meet these challenges, we will need to push the limits of technology.
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์ด ๋„์ „๋“ค์— ์ž„ํ•˜๋ ค๋ฉด, ์šฐ๋ฆฌ๋Š” ๊ธฐ์ˆ ์ ์ธ ํ•œ๊ณ„๋ฅผ ๋ŒํŒŒํ•ด์•ผํ•ฉ๋‹ˆ๋‹ค.
08:11
We will deploy cameras and samplers on smart robots
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๊ทธ๋ž˜์„œ ์‹ฌํ•ด๋ฅผ ์ •์ฐฐํ•˜๊ณ ,
์‚ดํ”„๊ฐ™์€ ๋™๋ฌผ๋“ค์˜ ๋น„๋ฐ€์Šค๋Ÿฐ ์ƒ์• ๋ฅผ ํŒŒ์•…ํ•˜๊ธฐ ์œ„ํ•ด
08:15
to patrol the depths and help us track the secret lives of animals like salps.
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์Šค๋งˆํŠธ ๋กœ๋ด‡์— ์นด๋ฉ”๋ผ์™€ ํ‘œ๋ณธ ์ˆ˜์ง‘๊ธฐ๋ฅผ ๋ถ€์ฐฉํ•˜๋ ค ํ•ฉ๋‹ˆ๋‹ค.
08:20
We will use advanced sonar
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๊ณ ์„ฑ๋Šฅ ์†Œ๋‚˜๋ฅผ ์ด์šฉํ•ด ๊ทธ๊ณณ์— ์–ผ๋งˆ๋‚˜ ๋งŽ์€
08:22
to figure out how many fish and other animals are down there.
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๋ฌผ๊ณ ๊ธฐ๋“ค๊ณผ ๊ธฐํƒ€ ๋‹ค๋ฅธ ์ƒ๋ฌผ๋“ค์ด ์žˆ๋Š”๊ฐ€๋ฅผ ํŒŒ์•…ํ•  ๊ฒ๋‹ˆ๋‹ค.
08:27
We will sequence DNA from the environment in a kind of forensic analysis
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๊ทธ๊ณณ ํ™˜๊ฒฝ์—์„œ ์ถ”์ถœํ•œ DNA๋ฅผ ๋ฒ•์˜ํ•™์ ์œผ๋กœ ๋ถ„์„ํ•ด
08:31
to figure out which species are there
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๊ทธ๊ณณ์— ์–ด๋–ค ์ƒ๋ฌผ์ข…๋“ค์ด ์žˆ๊ณ 
08:33
and what they are eating.
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๋˜ ๊ทธ๋“ค์ด ๋ญ˜ ๋จน๋Š”์ง€๋ฅผ ์•Œ์•„๋‚ด๋Š” ๊ฑฐ์ฃ .
08:36
With so much that's still unknown about the twilight zone,
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ํŠธ์™€์ผ๋ผ์ž‡ ์กด์— ๋Œ€ํ•ด ๋ชจ๋ฅด๋Š” ๊ฒŒ ๋„ˆ๋ฌด ๋งŽ์•„์„œ
08:39
there's an almost unlimited opportunity for new discovery.
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์ง€๊ธˆ ์šฐ๋ฆฌ์—๊ฒŒ๋Š” ์ƒˆ๋กœ์šด ๋ฐœ๊ฒฌ์„ ์œ„ํ•œ ๊ธฐํšŒ๊ฐ€ ๋ฌด๊ถ๋ฌด์ง„ํ•ฉ๋‹ˆ๋‹ค.
08:44
Just look at these beautiful, fascinating creatures.
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์ด ์•„๋ฆ„๋‹ต๊ณ  ๋ฉ‹์ง„ ์ƒ๋ฌผ๋“ค์„ ๋ณด์„ธ์š”.
08:48
We barely know them.
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์•„์ง๋„ ์ž˜ ์•Œ์ง€ ๋ชปํ•˜๋Š” ์นœ๊ตฌ๋“ค์ด์ฃ .
08:50
And imagine how many more are just down there waiting
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์ € ์•„๋ž˜์—๋Š” ์šฐ๋ฆฌ์˜ ์‹ ๊ธฐ์ˆ ๋กœ ๋ฐํ˜€๋‚ผ ์ƒ๋ฌผ๋“ค์ด
08:53
for our new technologies to see them.
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์•„์ง ๋งŽ์ด ๊ธฐ๋‹ค๋ฆฌ๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
08:56
The excitement level about this could not be higher on our team
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์ด๋Ÿฌํ•œ ๋ฐœ๊ฒฌ์— ๋Œ€ํ•œ ๊ธฐ๋Œ€๋Š” ํ•ด์–‘๊ณผํ•™์ž๋“ค,
08:59
of ocean scientists, engineers and communicators.
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๊ณตํ•™์ž๋“ค, ๊ทธ๋ฆฌ๊ณ  ํ•ด์„ค์‚ฌ๋“ค๋กœ ์ด๋ฃจ์–ด์ง„ ์ €ํฌ ํŒ€์—์„œ ๋”์—†์ด ๋†’์Šต๋‹ˆ๋‹ค.
09:04
There is also a deep sense of urgency.
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์ด ์ผ์— ๋Œ€ํ•œ ๊ฒฝ๊ฐ์‹ฌ๋„ ํ•œ๋ชซ์„ ํ•˜๊ณ  ์žˆ์ฃ .
09:08
We can't turn back the clock on decades of overfishing
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ํ•œ ๋•Œ๋Š” ๊ณ ๊ฐˆ๋  ๋ฆฌ ์—†๋‹ค ๋ฏฟ์–ด์˜จ
ํ•ด์–‘์˜ ๊ตฌ์„๊ตฌ์„์—์„œ ์ˆ˜ ์‹ญ ๋…„์งธ ์ด๋ฃจ์–ด์ ธ ์˜จ
09:12
in countless regions of the ocean
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๊ณผ์ž‰์–ด์—…์„ ์ด์ œ ์™€์„œ ๋˜๋Œ๋ฆด ์ˆœ ์—†์Šต๋‹ˆ๋‹ค.
09:15
that once seemed inexhaustible.
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ํ•˜์ง€๋งŒ ํ•ด์ € ์•ฝ๊ด‘์ธต์— ๋Œ€ํ•ด์„œ๋Š” ์ง€๊ธˆ ์ข€ ๋” ๋‚˜์€ ์„ ํƒ์„ ํ•  ์ˆ˜ ์žˆ์ฃ .
09:18
How amazing would it be to take a different path this time?
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09:23
The twilight zone is truly a global commons.
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ํ•ด์ € ์•ฝ๊ด‘์ธต์€ ์ง€๊ตฌ ์ „์ฒด๊ฐ€ ๊ณต์œ ํ•ด์•ผ ํ•  ์š”์†Œ์ž…๋‹ˆ๋‹ค.
์šฐ๋ฆฌ๋Š” ์ฑ…์ž„์žˆ๋Š” ๊ด€๋ฆฌ์ธ๋“ค๋กœ์„œ
09:27
We need to first know and understand it
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์ง€์†๊ฐ€๋Šฅํ•  ๋งŒํผ ์–ด์—…์„ ํ–‰ํ•˜๊ธฐ์— ์•ž์„œ
09:30
before we can be responsible stewards
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์ผ๋‹จ ๊ทธ๊ณณ์„ ํƒ๊ตฌํ•˜๊ณ  ์ดํ•ดํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
09:33
and hope to fish it sustainably.
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09:36
This is not just a journey for scientists,
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์ด๋Š” ๊ณผํ•™์ž๋“ค์—๊ฒŒ๋งŒ ํ•œ์ •๋œ ์ผ์ด ์•„๋‹ˆ๋ผ
09:38
it is for all of us,
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์šฐ๋ฆฌ ๋ชจ๋‘์—๊ฒŒ ์ค‘์š”ํ•œ ์ผ์ž…๋‹ˆ๋‹ค.
09:40
because the decisions we collectively make
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์šฐ๋ฆฌ ๋ชจ๋‘๊ฐ€ ๊ณต๋™์ฒด๋กœ์„œ, ๋‹ค๊ฐ€์˜ฌ ์‹ญ ๋…„๊ฐ„ ํ•  ์„ ํƒ๋“ค์€
09:43
over the next decade
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09:45
will affect what the ocean looks like
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๋‹ค๊ฐ€์˜ฌ ์ˆ˜ ์„ธ๊ธฐ ๋™์•ˆ ๋ฐ”๋‹ค๊ฐ€ ์–ด๋–ค ๋ชจ์Šต์œผ๋กœ ์กด์žฌํ• ์ง€์—
09:48
for centuries to come.
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์˜ํ–ฅ์„ ๋ฏธ์น  ๊ฒƒ์ด๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.
09:50
Thank you.
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๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.
09:51
(Applause)
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(๋ฐ•์ˆ˜)
์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

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