Edit page title El Nino Harti, Sabab jeung Balukar | Diropéa 2024 - AhaSlides
Edit meta description Naon hartina El Nino? El Nino lumangsung nalika cai di Samudra Pasifik wétan-tengah jadi leuwih haneut ti biasana, ngabalukarkeun parobahan pola cuaca.

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El Nino Harti, Sabab jeung Balukar | Diropéa 2024

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Leah Nguyen 22 April, 2024 7 mnt maca

You would probably catch the term "El Nino" on the weather forecast several times. This interesting weather phenomenon can cause widespread effects on a global scale, affecting areas such as wildfires, ecosystems, and economies.

Tapi naon pangaruh El Nino? Urang bakal mareuman lampu El Nino Hartina, Naon anu bakal kajadian nalika El Nino aya dina pola, sareng ngajawab sababaraha patarosan anu sering ditaroskeun ngeunaan El Nino.

Daptar eusi

Naon Harti El Nino?

El Nino, which in Spanish translates to "little boy" or "Christ child", was given its name by South American fishermen who observed a warming of Pacific Ocean waters during December. But don't be misled by its name - El Nino is anything but small!

So what causes El Nino? El Nino's interaction between the ocean and atmosphere causes sea surface temperatures in central and east-central Equatorial Pacific to increase, which causes moisture-rich air to accelerate into rainstorms.

El Nino meaning - What would happen between a normal year and El Nino Year (Image source: Spudman)

Dina taun 1930-an, élmuwan kawas Sir Gilbert Walker nyieun pamanggihan rahang-muterna: El Nino jeung Osilasi Kidul anu lumangsung dina waktos anu sareng!

Osilasi Kidul mangrupikeun cara anu saé pikeun nyarios yén tekanan hawa di Samudra Pasifik tropis robih.

Nalika Pasifik tropis wétan panas (berkat El Nino), tekanan hawa di sagara turun. Dua fénoména ieu saling nyambungkeun sahingga ahli klimatologi masihan aranjeunna nami anu pikaresepeun: El Nino-Southern Oscillation, atanapi ENSO kanggo pondokna. Kiwari, kalolobaan ahli nganggo istilah El Nino sareng ENSO silih ganti.

Palajaran diapalkeun dina detik

Kuis interaktif ngajantenkeun murid anjeun ngapalkeun istilah-istilah géografis anu hese - henteu setrés

demonstrasi kumaha ahaslides kuis dianggo pikeun tujuan pendidikan sapertos ngapalkeun harti el nino

Naon Anu Kajadian Salila El Nino?

Nalika kajadian El Nino, angin dagang anu biasana niup ka kulon sapanjang Khatulistiwa mimiti ngaleuleuskeun. Parobahan tekanan hawa jeung laju angin ieu ngabalukarkeun cai permukaan haneut pindah ka wétan sapanjang Khatulistiwa, ti Pasifik kulon ka basisir Amérika Kidul kalér.

Salaku cai haneut ieu ngalir, éta deepens thermocline, nyaéta lapisan jero sagara anu misahkeun cai permukaan haneut tina cai tiis handap. Salila acara El Nino, thermocline bisa dip sajauh 152 méter (500 suku)!

katirisan salju dina tangkal salaku hasil tina el nino
Nalika El Nino hits, bagian Amérika Kalér bisa nyanghareupan leuwih lila, usum tiis leuwih tiis ti biasana

Lapisan kandel cai haneut ieu boga dampak dahsyat dina ékosistem basisir Pasifik wétan. Tanpa upwelling normal cai tiis-euyeub gizi, zona euphotic moal bisa deui ngarojong ékosistem normal produktif na. Populasi lauk maot atanapi migrasi, ngarusak ékonomi Ékuador sareng Peru.

But that's not all! El Nino also causes widespread and sometimes severe changes in the climate. Convection above the warmer surface waters brings increased precipitation, leading to drastic increases in rainfall in Ecuador and northern Peru. This can contribute to coastal flooding and erosion, destroying homes, schools, hospitals, and businesses. Transportation is limited and crops are destroyed.

El Nino mawa hujan ka Amérika Kidul tapi halodo ka Indonésia jeung Australia, nu ngancam suplai cai maranéhanana salaku waduk garing sarta walungan mawa kirang. Tatanén anu ngandelkeun irigasi ogé tiasa bahaya ku El Nino! Janten siapkeun diri anjeun sareng panangan diri pikeun kakuatan anu teu kaduga sareng kuat!

Naha El Nino Alus atanapi Bad?

El Nino tends to bring warmer and drier conditions that boost corn production in the U.S. However, in Southern Africa and Australia, it can bring dangerously dry conditions that increase fire risks, while Brazil and northern South America experience dry spells and Argentina and Chile see rainfall. So get ready for El Nino's unpredictable power as it keeps us guessing!

Sabaraha lami El Nino Biasana?

Hold onto your hats, weather watchers: here's the lowdown on El Nino! Typically, an El Nino episode lasts 9-12 months. It usually develops in spring (March-June), reaches peak intensity between late autumn/winter months (November-February), and then weakens in early summer months like March-June.

Though El Nino events may last more than one year, mostly they occur about nine to 12 months in duration - the longest El Nino in modern history only lasted 18 months. El Nino comes every two or seven years (quasi-periodic), but it's not happening on a regular schedule.

Naha Urang Bisa Ngaramal El Nino Samemeh Kajadian?

Sumuhun! téhnologi modéren geus amazed urang lamun datang ka ngaramal El Nino.

Thanks to climate models like those employed by NOAA's National Centers for Environmental Prediction and data from Tropical Pacific Observing System sensors on satellites, ocean buoys, and radiosondes monitoring changing weather conditions - scientists can often accurately forecast its arrival months or years beforehand.

Tanpa alat-alat sapertos kitu urang moal tiasa terang naon anu bakal datang dina hal komplikasi cuaca sapertos El Nino.

Naha El Ninos Ngaronjatkeun?

Modél iklim nunjukkeun yén nalika Bumi langkung panas, siklus ENSO tiasa langkung ageung sareng ngahasilkeun El Ninos sareng La Ninas anu langkung ekstrim anu tiasa gaduh dampak anu dahsyat ka komunitas di sakuliah dunya. Tapi henteu sadayana modél satuju, sareng para ilmuwan damel tanpa kesel pikeun langkung seueur wawasan ngeunaan fenomena kompléks ieu.

One topic still up for debate is whether ENSO's cycle has already intensified as a result of human-caused climate change, though one thing remains certain - ENSO has existed for thousands of years and will likely persist far into the future.

Sanaos siklus saleresna tetep teu robih, pangaruhna tiasa langkung jelas nalika Bumi terus haneut.

Patarosan Kuis El Nino (+Jawaban)

Let's test how well you remember El Nino's definition with these quiz questions. What's even more wonderful is you can put these into an interactive quiz to spread awareness about this significant environmental matter using AhaSlides

  1. Naon ENSO nangtung pikeun? (Jawab: Osilasi El Nino-Kidul)
  2. Sabaraha sering El Nino lumangsung (Jawab: Unggal dua nepi ka tujuh taun)
  3. Naon kajadian di Peru nalika El Nino lumangsung? (Jawab:Hujan badag)
  4. What are El Nino's other names? (Jawab:ENSO)
  5. Wewengkon mana anu paling kapangaruhan ku El Niño? (Jawab: basisir Pasifik Amérika Kidul)
  6. Naha urang tiasa ngaduga El Nino? (Jawab: enya)
  7. Naon pangaruh El Nino? (Jawab: Kaayaan cuaca ekstrim sacara global kalebet hujan ageung sareng banjir di daérah garing sareng halodo di daérah baseuh)
  8. What's the opposite of El Nino? (Jawab: La Nina)
  9. Trade winds are weaker during El Nino - True or False? (Jawab: Palsu)
  10. Daérah mana di Amérika nyanghareupan usum tiris nalika El Nino? (Jawab: California jeung bagian kidul AS)

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Patarosan remen tanya

Naon hartina El Niño jeung La Niña?

El Nino sareng La Nina mangrupikeun dua pola cuaca anu aya di Samudra Pasifik. Aranjeunna bagian tina siklus disebut El Niño / Osilasi Kidul (ENSO).

El Nino lumangsung nalika cai di Samudra Pasifik wétan-tengah janten langkung haneut tibatan biasana, nyababkeun parobihan dina pola cuaca sapertos suhu anu langkung luhur sareng pola curah hujan anu dirobah. Fenomena ieu nandaan fase haneut tina siklus ENSO.

La Nina lumangsung nalika cai di bagian sarua Samudra Pasifik niiskeun handap normal, ngarobah cuaca ku ngahasilkeun hawa tiis tur shifting pola curah hujan; eta nandaan fase tiis dina siklus ENSO.

Naha El Niño hartosna langkung tiis?

El Nino bisa dicirikeun ku hawa laut abnormally haneut di Pasifik Khatulistiwa sedengkeun La Nina dicirikeun ku cai unusually tiis di wewengkon sarua.

Naha El Niño disebut anak rahayu?

The Spanish term El Niño, meaning "the son," was originally used by fishermen in Ecuador and Peru to describe the warming of coastal surface waters that typically happens around Christmas.

Mimitina, éta disebut kajadian musiman biasa. Nanging, kana waktosna, nami éta ngagambarkeun tren pemanasan anu langkung lega sareng ayeuna nujul kana pola cuaca anu luar biasa haneut anu lumangsung unggal sababaraha taun.

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