Prática de Shadowing: Grows Food in Dead Soil. The "Primitive" Trick That Beat Modern Science. - Aprenda a falar inglês com o YouTube
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An illiterate farmer from one of the poorest countries on earth walks into the United States Capitol building.
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An illiterate farmer from one of the poorest countries on earth walks into the United States Capitol building.
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He is wearing a long brown smock.
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He doesn't speak English.
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He is about to address members of Congress
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and a room full of international agricultural experts about how to save millions of people from starvation.
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His name is Yacouba Sawadogo,
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and 30 years earlier his own neighbors called him a madman.
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They set his fields on fire to stop him,
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because Yacouba was digging holes,
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thousands of them, in the middle of the worst drought in 200 years.
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When everyone else was fleeing their villages to survive,
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he was returning to his.
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When agronomists with PHDS could not figure out how to stop the Sahara Desert from swallowing West Africa,
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this peasant farmer with a shovel did it anyway.
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Between 1972 and 1984, the Sahel region of Africa experienced droughts so catastrophic that rainfall dropped by 80%.
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100,000 people starved to death.
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Tens of millions fled their homes.
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The desert was advancing.
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Scientists predicted the entire region would become uninhabitable.
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The ground turned to hard pan,
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soil so compacted that plows couldn't break it.
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When rain did fall, it ran off the surface like concrete.
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The western response was predictable.
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Agricultural experts flew in from Europe and America.
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They brought tractors.
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They brought chemical fertilizers.
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They brought irrigation systems.
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They spent billions of dollars.
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None of it worked.
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Because the Sahel has a fundamental problem that modern agriculture can't solve.
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When the soil crusts over, water cannot penetrate.
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Chemical fertilizers don't fix this.
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Tractors don't fix this.
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In fact, heavy machinery makes it worse,
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compacting the soil even more.
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But there was a technique that did work.
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It had worked for centuries.
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And in 1980, one man decided to remember it.
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Yacouba Sawadogo While everyone else was fleeing the Sahel,
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Yacouba picked up a shovel.
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As a child, he had been sent to a Quranic school in Mali.
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He was a poor student,
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but the school's sheikh told him that he would become an important leader someday.
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When he returned home as a young man,
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he opened a market stall.
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He was successful.
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He had a future in business.
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And then the droughts came.
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While everyone else fled for the cities,
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Yacouba went back to the land.
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He started farming in the middle of the worst drought in living memory.
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His neighbors told him that a man who digs holes is as useful as a man who hangs himself.
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Because Yacouba was not digging during the rainy season,
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he was digging in the dry season,
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when the ground was hardest,
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when it seemed most pointless.
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He was using an ancient technique called zai.
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He changed it.
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He made the pits bigger, and He dug deeper.
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And then he did something that made people certain he had lost his mind.
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He filled each pit with a handful of manure.
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And he waited.
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The manure attracted termites.
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The termites burrowed into the soil beneath the pits to get the organic matter.
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Their tunnels broke up the hardpan.
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They aerated the soil.
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They created a natural irrigation network deep underground.
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When the rains finally came,
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Yacuba's pits caught every drop.
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The water did not run off.
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It sank deep into the ground, up to 125 cm.
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In the flat, untreated land next door,
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water only penetrated 60 cm.
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His crops survived.
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His neighbor's crops died, and they hated him for it.
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Traditional land chiefs said he was violating the natural order.
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They ostracized him.
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Someone even set his forest on fire.
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But Yacouba did not stop.
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He replanted.
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He dug more pits.
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He added stone lines to slow water runoff.
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He started planting trees in the pits.
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By the 1990s, the forest had grown.
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By the 2000s, it was undeniable.
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He had 40 hectares of thriving woodland where there had been nothing but barren desert.
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Wildlife returned, animals that had not been seen in the region for generations.
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And then the farmers started coming back.
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They organized markets to share seeds.
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They copied his technique.
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In 1989, 13 farmers from Niger visited Yacouba's fields.
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They went home and started digging.
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When the next drought hit in 1990,
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only the Zai farmers had a harvest.
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The numbers were impossible to dismiss.
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Crop yields increased by 100 to 500%.
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Groundwater levels rose by an average of 5 meters.
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In some locations, wells gained 17 meters of water.
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Villages that had gone eight months a year without water suddenly had it year-round.
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In 2019, when a catastrophic drought killed 72% of the corn across the region,
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farmers using za'ai still had enough food to survive.
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Dr. Chris Rage, a scientist at the World Resources Institute,
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said that Yakuba's impact on restoration in the Sahel has been greater than that of all national and international experts taken together.
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Think about that.
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Billions of dollars.
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Ph.D.S from the world's top universities.
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State-of-the-art agricultural technology.
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All outperformed by by an illiterate farmer with a shovel and a bucket of manure.
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So, if XI is this effective,
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why did we stop using it?
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Because there is a reason ancient agricultural wisdom disappears.
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And it isn't because it stops working.
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It is because it doesn't make money.
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XI pits require zero purchased inputs.
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No fertilizer from chemical companies,
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no seeds from agribusiness corporations,
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No machinery from equipment manufacturers,
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just local soil, local manure, local labor.
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The global fertilizer market is worth over $200 billion annually.
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In the Sahel, farmers who use zai need zero synthetic nitrogen.
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The termites provide it for free.
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During the colonial period, European administrators called this primitive gardening.
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They discouraged it in favor of cash crops like cotton and peanuts,
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crops that required inputs, crops that kept farmers dependent.
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Fast forward to the 1970s and the 1980s.
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The international development industry descended on the Sahel with billions in aid money.
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They brought tractors, irrigation systems, chemical fertilizers.
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The projects failed, repeatedly.
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But here's what nobody talks about.
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In 1990, 13 farmers who visited Yakuba's fields went home and started using Xi.
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That year, there was another drought.
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Only the Xi farmers had reasonable harvests.
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Did the international aid organizations shift their approach?
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No, because you can't write a grant proposal for teaching farmers to dig holes with local materials.
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You can't justify consultant fees.
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You can't create ongoing dependencies that require perpetual funding.
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And even today, companies are trying to mechanize it.
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They are developing motorized zainers to dig the holes.
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Tools that cost money.
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Tools that require fuel.
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Tools that break.
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The original technique needs a shovel.
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That is it.
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This is how traditional knowledge gets erased.
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Not through malice.
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Through economics through the systematic privileging of techniques that generate profit over techniques that generate food.
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Yakuba Sawadogo said, If you stay in your own little corner,
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all your knowledge is of no use to humanity.
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So he taught anyone who would listen,
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for free, for 40 years.
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And you can do it too,
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if you have compacted soil,
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if you have dry land,
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if you have water runoff.
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This is the blueprint.
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Wait for the dry season.
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Dig a pit about 20-30 cm wide, or 8-12 inches.
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Go about 6 inches deep.
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Put the soil you dig out on the downhill side of the pit.
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This creates a berm that catches water running down the slope.
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And here is the secret.
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Put a handful of compost or manure in the pit.
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It does not just fertilize the soil.
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It calls the termites.
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It invites the biology back into the dead earth.
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Wait for the rain.
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Then plant, corn, beans, trees.
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Whatever you need.
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The results are measurable.
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Soil moisture doubles.
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Roots go twice as deep.
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And once established, the pits stay productive for years.
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In year one, your yields jump.
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In year five, your water table rises.
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In year twenty, you have what Yacouba had,
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a forest where there was a desert.
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Yacouba's forest is called Bangar Raga.
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In the Mossi language, it means the forest of wisdom.
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It is still there today.
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You can see it on satellite images,
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a patch of deep green in an ocean of brown.
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His family is still fighting to protect it from developers who want to pave it over.
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But across Africa, millions of farmers are digging holes.
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Not because an aid agency paid them,
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but because one man proved it worked.
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A village elder once told Yacouba,
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A man who digs holes is as useful as a man who hangs himself.
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Forty years later, that madman's holes were feeding hundreds of thousands of people.
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They called him crazy.
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They burned his fields.
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They tried to bulldoze his forest.
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He kept digging anyway.
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Yakuba died in December 2023,
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but he left behind a map.
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He proved that the desert does not care about billions of dollars in aid or high-tech machinery.
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It only cares about water.
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And water, like truth, will always find a way through.
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Perhaps the most powerful act of resistance is remembering what they tried to make you forget.
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All you need is a shovel,
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some compost, and the willingness to dig when everyone else says you are insane.
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If this vault opened something for you,
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subscribe to Nature's Lost Vault.
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The next vault opens soon.
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Por que praticar a fala com este vídeo?
Praticar a fala usando vídeos como este é uma excelente maneira de aprimorar suas habilidades de prática de conversação em inglês. O contexto apresentado mostra um homem comum, Yacouba Sawadogo, que supera desafios significativos em um ambiente difícil. Isso não apenas inspira, mas também oferece um exemplo prático de como usar a língua inglesa em situações reais. Ao escutar suas palavras, você terá a oportunidade de aprender inglês com YouTube de maneira autêntica e envolvente. O uso de suas experiências pessoais para discutir temas universais, como a agricultura e a resistência humana, torna a prática ainda mais rica.
Gramática & Expressões em Contexto
Durante o vídeo, Yacouba utiliza várias estruturas gramaticais que são importantes para a comunicação em inglês. Aqui estão algumas delas:
- Uso do passado simples: A narrativa reflete eventos passados, como “The Sahel region experienced droughts...” O uso do passado é fundamental para contar histórias e descrever experiências passadas.
- Estruturas condicionais: Expressões como “If everyone else was fleeing...” ajudam a criar cenários hipotéticos, úteis para explicar consequências e opções.
- Vocabulário descritivo: Frases que detalham a situação, como “The ground turned to hard pan,” demonstram como usar adjetivos e substantivos juntos para enriquecer a comunicação.
Incorporar essas estruturações na sua prática de shadowing em inglês ajudará a internalizar não só a pronúncia, mas também a fluência e a entonação corretas.
Armadilhas Comuns de Pronúncia
Ao assistir ao vídeo, preste atenção em algumas palavras que podem ser desafiadoras para pronunciar:
- “Drought”: A pronúncia correta é fundamental, pois é uma palavra central no tema do vídeo e frequentemente mal pronunciada por falantes não nativos.
- “Compacted”: O som da letra “c” e a sílaba tônica podem ser bastante difíceis. Uma prática lenta e consciente pode ajudar a superar essa dificuldade.
- “Experts”: A pronúncia do "x" pode causar confusão. Foque em imitar o orador para melhor compreender a sonoridade.
Utilizando shadow speech, ou a técnica de repetir simultaneamente o que ouve, você é capaz de melhorar seu sotaque e entonação, aumentando assim sua confiança durante conversas.
O que é a Técnica de Shadowing?
Shadowing é uma técnica de aprendizado de idiomas com base científica, originalmente desenvolvida para o treinamento de intérpretes profissionais. O método é simples, mas poderoso: você ouve áudio em inglês nativo e repete imediatamente em voz alta — como uma sombra seguindo o falante com 1-2 segundos de atraso. Pesquisas mostram melhora significativa na precisão da pronúncia, entonação, ritmo, sons conectados, compreensão auditiva e fluência na fala.
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