B1June 22, 2026·2 min read·320 words·5 vocab words·Source: NASA Science

NASA Satellite Tracks Bering Sea Seasonal Thaw

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NASA Satellite Tracks Bering Sea Seasonal Thaw
Photo: NASA Science
In brief

NASA's Terra satellite has captured the seasonal thaw in the Bering Sea using its MODIS camera on June 3, 2026. The pictures show melting ice drifting in swirling patterns, which are shaped by winds and currents. Two large volcanic islands, Saint Lawrence and Nunivak, are also visible. In addition, swollen rivers have carried brown sediment into the sea near the Yukon Delta, coloring the coastal waters as the summer solstice approaches.

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In early June 2026, the clouds finally parted over the Bering Sea near the coast of Alaska. This clear weather allowed NASA satellites to capture the beautiful transition from winter to summer. A satellite called Terra recorded these stunning images on June 3, 2026, using its MODIS camera. As a result, scientists have observed how the spring warmth has started to change the region.

The images display two views of the sea, which include a natural-color scene and a false-color scene. In addition, the false-color view uses light blue to highlight areas where sea ice still exists. Tundra appears green in these pictures, while the rivers that contain no ice look dark blue.

Two large islands, which have volcanic origins, are located in the middle of these pictures. Saint Lawrence Island and Nunivak Island contain old basaltic lava flows that created small shield volcanoes. These islands also have cinder cones and low volcanic craters that are known as maars.

Saint Lawrence Island is situated about 150 miles south of the Bering Strait in the ocean. This strait separates the state of Alaska from the Russian Far East on the map. The island is a small remaining part of the land bridge that connected Asia and North America.

The satellite pictures show pack ice that remained along the northeast side of Saint Lawrence Island. Other ice fragments drifted and curled into delicate patterns because of the winds and ocean currents. Smaller pieces of ice created wispier patterns, which look very beautiful from high above the Earth.

Meanwhile, rivers that are swollen with melted snow have carried brown sediment into the Bering Sea. This colorful water lines the coast around the Yukon Delta, which is a massive wetland area. Sediment concentrations in the delta typically increase during late May or early June after the ice melts. As a result, rain and snowmelt carry eroded soil downstream to color the ocean water brown.

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Comprehension
Question 1 of 3

What does green represent in the false-color satellite pictures?

Grammar spotlight

Relative Clauses with Which/That

One point · B1

We use relative pronouns like 'which' or 'that' to give more details about a noun without starting a new sentence.

From this article

Two large islands, which have volcanic origins, are located in the middle of these pictures.

What to know · B1

Use it today

Try saying this aloud

Neutral register

Scenario: Discussing geographic features and ecological changes with colleagues

  1. 01As a result of the thaw, the landscape changed.
  2. 02The satellite images highlight the melting ice.
  3. 03The river carries sediment into the open sea.

Register tip · neutral

🔑Key Phrases

the clouds finally parted over the Bering Seadie Wolken verzogen sich schließlich über dem Beringmeer

Describes a natural occurrence transitioning to visibility using past tense.

Subject + Adverb + Verb + Prepositional Phrase

the fog finally cleared over the valley

two views of the sea, which include a natural-color scenezwei Ansichten des Meeres, die eine Echtfarben-Szene beinhalten

Uses a non-defining relative clause to detail options or variations.

Noun Phrase + Comma + Which + Present Verb + Object

two models of the phone, which include a silver version

The island is a small remaining part of the land bridgeDie Insel ist ein kleiner verbleibender Teil der Landbrücke

Uses modifiers like 'remaining' to qualify a descriptor.

Subject + Be + Noun Modifier + Noun + Prepositional Phrase

The tower is a tall remaining section of the ancient wall.

rivers that are swollen with melted snow have carriedFlüsse, die durch geschmolzenen Schnee angeschwollen sind, haben getragen

Combines a relative clause containing a passive modifier with present perfect aspect.

Plural Noun + Relative Clause + Present Perfect Auxiliary + Past Participle

students who are prepared for the exams have achieved

🎙️ Article Audio — Kokoro TTS

NASA Satellite Tracks Bering Sea Seasonal Thaw

💬Discussion Questions

Open-ended questions to talk or write about — alone, with a partner, or in class.

  1. 1

    How do you think satellite imagery helps us understand global warming?

    Opinion
  2. 2

    Compare the climate in Alaska to the climate in your country.

    Compare
  3. 3

    What changes do you predict will happen to sea ice by 2050?

    Predict
  4. 4

    How does your local community handle changes in seasonal weather?

    Personal
  5. 5

    In what ways is the Yukon Delta important for local ecosystems?

    Evaluate
  6. 6

    If you could visit Saint Lawrence Island, what would you explore?

    Personal
  7. 7

    Why is it important to study geological formations like volcanoes?

    Evaluate
  8. 8

    How does seasonal runoff affect the fishing industry in coastal areas?

    Opinion

Adapted from NASA Science · Read the original. LinguaPress rewrites the facts as original graded-reader text for language learners.

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