among the most stable, not the only one
The Holocene has been one of the most stable periods in our planet's great history.David Attenborough: A Life on Our Planet · 2020 — 第 3 / 10 章 · 3'30" · C1
The Holocene Was Our Eden, Explained：like clockwork
Temperature barely moved for 10,000 years while forests, plankton, herds, reefs, and ice kept the living world stable. That calm produced seasons that switched "like clockwork" and arrived "on cue." The claim underneath is blunt: "The Holocene was our Garden of Eden," a rhythm reliable enough for humans to invent farming.
あらすじ
The narration moves from the Holocene's stable climate to the living systems that held it there. Ocean phytoplankton and northern forests lock carbon away. Herds fertilize grasslands. Mangroves and reefs shelter young fish. Equatorial jungle feeds moisture into the air, and polar ice reflects sunlight. Biodiversity settles the world into seasons, and those seasons let humans invent farming. Civilization follows.
注目の表現
the Holocenelocking awayharbored nurseriessettled into
00:00 / 03:30Space 再生 · ← → セリフ移動 · R リピート
いま
このシーンの表現
like clockwork
regularly, as if run by clockwork
On the tropical plains the dry and wet seasons trade places, and like clockwork makes that trade feel mechanical.
The bakery opens at six like clockwork, Sundays included.
このシーンの他の表現
- the Holocene
the geological epoch of the last ten millennia
- locking away
store something so it stays out of use
- harbored nurseries
gave shelter where the young could grow
- settled into
gradually entered and stayed in a state
- on cue
at the exact moment expected
このシーンのメモ一覧
27 行のセリフに 27 件のメモ
Keep of lighter than one and the.
The Holocene has been one of the most stable periods in our planet's great history.not fluctuate beyond a stated amount
For 10,000 years, the average temperature has not wavered up or down by more than one degree Celsius.Stress not and wavered, then ease into the number.
For 10,000 years, the average temperature has not wavered up or down by more than one degree Celsius.abundant and vigorously alive
And the rich and thriving living world around us has been key to this stability.the factor this stability depends on key means the deciding factor, not a door key
And the rich and thriving living world around us has been key to this stability.stretching across the north, not just touching it
Phytoplankton at the ocean's surface and immense forests straddling the northkeep the atmosphere from tipping
have helped to balance the atmospherefertile and still yielding
Huge herds on the plains have kept the grasslands rich and productive by fertilizing the soils.adding fertilizer to the soil
Huge herds on the plains have kept the grasslands rich and productive by fertilizing the soils.relative clause: that refers to the fish species; when mature delays their move until they grow.
Mangroves and coral reefs along thousands of miles of coast have harbored nurseries of fish species that, when mature,a wide strip of something belt is a band of forest, not something you wear
A thick belt of jungles around the equator has piled plant on plant to capture as much of the sun's energy as possible,stacked layer upon layer
A thick belt of jungles around the equator has piled plant on plant to capture as much of the sun's energy as possible,the greatest possible share of that energy
A thick belt of jungles around the equator has piled plant on plant to capture as much of the sun's energy as possible,Move through plant on plant without parking on the middle word.
A thick belt of jungles around the equator has piled plant on plant to capture as much of the sun's energy as possible,put moisture and oxygen into the air flow
adding moisture and oxygen to the global air currents.send incoming sunlight back outward
reflecting sunlight back off its white surface, cooling the whole earth.participial phrase: The polar ice is still the actor sending the sunlight back.
reflecting sunlight back off its white surface, cooling the whole earth.cause stability to arrive
The biodiversity of the Holocene helped to bring stability,a mild beat you can count on
and the entire living world settled into a gentle, reliable rhythm...used to trade places once each year
the dry and rainy seasons would switch every year like clockwork.set spring off
In the northern regions, the temperatures would lift in March, triggering spring,stay hot until a later point, then fall
and stay high until they dipped in October and brought about autumn.caused autumn to happen
and stay high until they dipped in October and brought about autumn.Shrink and, and put the weight on brought about.
and stay high until they dipped in October and brought about autumn.reliable to the point that a result follows
Its rhythm of seasons was so reliable that it gave our own species a unique opportunity.result clause: so sets how reliable; that names the opportunity which followed.
Its rhythm of seasons was so reliable that it gave our own species a unique opportunity.「The Holocene Was Our Eden」を読み解く
What's really going on
The living world is doing the work, not standing in as scenery. "The rich and thriving living world around us has been key to this stability" ties plankton, northern forests, herds, reefs, jungle, and polar ice to one result: a climate that barely moves. Carbon locked away, soils fertilized, sunlight reflected off the ice. Biodiversity "helped to bring stability," and life "settled into a gentle, reliable rhythm" — the seasons. Those seasons "would switch every year like clockwork" on the plains, and Asian winds "would create the monsoon on cue." Then the metaphor lands. "The Holocene was our Garden of Eden" because that rhythm "gave our own species a unique opportunity." The lines name it at once: "We invented farming," learnt to "exploit the seasons to produce food crops," and "The history of all human civilization followed."
Theme
PhilosophyThe Holocene is called our Garden of Eden because a reliable seasonal rhythm gave humans the chance to invent farming, and civilization followed.
SurvivalStable seasons, held by forests, plankton, herds, reefs, and ice, let our species exploit the year and produce food crops.
発音のポイント
- one of the — Keep of lighter than one and the.
- not wavered — Stress not and wavered, then ease into the number.
- plant on plant — Move through plant on plant without parking on the middle word.
- and brought about — Shrink and, and put the weight on brought about.
The Holocene has been one of the most stable periods in our planet's great history.Names this long calm as one of the steadiest stretches in the planet's history, the frame for everything that follows about seasons and farming.
For 10,000 years, the average temperature has not wavered up or down by more than one degree Celsius.The measure of that stability: for ten thousand years the average temperature stayed within one degree Celsius either way.
The Holocene was our Garden of Eden.A name for the Holocene, borrowed from the biblical first garden, because its seasons were gentle and reliable enough to live by.
Its rhythm of seasons was so reliable that it gave our own species a unique opportunity.The seasons' reliability is the cause. That dependable rhythm is what opened a chance the lines credit to our species alone.
We learnt how to exploit the seasons to produce food crops.Exploit here means using the seasons as a resource: timing food crops to a year that switched on schedule.
The history of all human civilization followed.Farming is treated as the start. Once crops could be grown from the seasons, the rest of human civilization is said to come after.
このシーンについての質問
Why is the Holocene called our Garden of Eden?
Because its rhythm of seasons was so reliable that it gave our species a unique opportunity. The following lines name that chance: we invented farming, learnt to exploit the seasons for food crops, and the history of all human civilization followed.
What kept the Holocene so stable?
The living world. For 10,000 years the average temperature did not waver by more than one degree Celsius, and the rich, thriving world around us is called key to that stability. Plankton and northern forests locked carbon away, herds fertilized the soils, mangroves and reefs harbored fish nurseries, equatorial jungle added moisture and oxygen, and polar ice reflected sunlight to cool the Earth.
What did reliable seasons allow humans to do?
Invent farming. The lines say we learnt how to exploit the seasons to produce food crops, and that the history of all human civilization followed from that.
How were the seasons described in different parts of the world?
On the tropical plains, dry and rainy seasons would switch every year like clockwork. In Asia, the winds would create the monsoon on cue. In the north, temperatures lifted in March, triggering spring, stayed high, then dipped in October and brought about autumn.
デヴィッド・アッテンボロー: 地球に暮らす生命 · 全 10 章
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