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Pelatihan Listening IELTS: Small Samples, Big Problems: Microplastics in Sediment

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Small Samples, Big Problems: Microplastics in Sediment - Advanced English Learning Podcast - LexiTalk
🔥 Advanced · IELTS · B2 · 2025.12.29 · 1m10s

🎧 Latihan IELTS Mendengar & Berbicara

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Metode mendengarkan lima putaran

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Putaran 1

Dengar tanpa subtitle

Pahami gambaran besar, topik, dan informasi utama tanpa subtitle.

Putaran 2

Subtitle Inggris

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Putaran 3

Shadowing

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Putaran 4

Dikte

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Putaran 5

Dengar ulang tanpa subtitle

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Setelah latihan

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Langkah berikutnya

Dari intensive ke extensive

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Putaran 1Putaran 2Putaran 3Putaran 4Putaran 5

📝 Transkrip Dialog IELTS Speaking

I want to describe a simple way we measure microplastic pollution in rivers and on beaches. A single spoonful of river sediment can contain thousands of tiny plastic particles. That small sample, a spoonful, is enough to alarm scientists. We often take a spoonful from the top layer and then sieve and inspect it under a microscope. In urban estuaries we found far higher concentrations than in remote mountain streams. Surprisingly, some protected bays showed lower counts than samples taken near busy storm drains. Samples are dried and weighed. We use sieves, microscopes and chemical tests to separate fibres and fragments. These fragments are durable and persist in the environment. The contamination is pervasive, meaning it appears almost everywhere we look. Microplastics accumulate in sediments and in soil after heavy rainfall and sewage overflows. That accumulation can harm invertebrates and birds, and may enter the food chain through crops irrigated with contaminated water. To help, communities should reduce single-use plastics and improve waste collection. The point is simple. Even a tiny amount in a spoonful of sand or mud reveals larger problems for ecosystems and human health.

📝 📚 Soal Latihan IELTS

1

According to the speaker, what can a single spoonful of river sediment contain?

2

Which locations did the speaker say had higher concentrations of microplastics?

3

What methods did the speaker mention using to analyze samples?

4

What does the speaker imply is a reason small samples are useful?

5

What does the word 'pervasive' most nearly mean as used in the passage?

6

Which of the following is NOT presented as a consequence of microplastic accumulation?

7

Why does the speaker recommend reducing single-use plastics?

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