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  • 3 hours ago
Researchers are cautioning that the thawing glaciers in Alaska may elevate the chances of landslides and tsunami occurrences along segments of the West Coast of the United States. Investigators examining the Cascadia Subduction Zone also indicate that this area is still at risk for a significant earthquake that could result in extensive coastal flooding. The last recorded megaquake in the Cascadia region took place in 1700 and produced tsunami waves that reached as far as Japan. Specialists warn that increasing temperatures, precarious ice structures, and seismic pressures could heighten future threats for cities such as Seattle, Portland, and San Francisco. Officials are actively tracking geological movements as climate and seismic hazards shift.
Transcript
00:00Scientists are warning about a terrifying danger on the West Coast.
00:03Melting glaciers in Alaska are becoming unstable right now.
00:07Huge chunks of ice and rock could suddenly collapse into the ocean.
00:11And that could create massive tsunami waves within minutes.
00:14Some areas may not even have enough time to evacuate.
00:18But that's only part of the threat.
00:20Scientists are also tracking the massive Cascadia fault line.
00:24Experts say it could produce a devastating mega-earthquake.
00:27The last one happened over 300 years ago.
00:30And it sent a tsunami all the way to Japan.
00:33Now researchers fear something even worse could happen next.
00:37The Cascadia fault and the San Andreas fault may trigger each other.
00:41That means multiple giant earthquakes could strike almost back-to-back.
00:45Cities like Seattle, Portland, San Francisco, and Vancouver could all be affected.
00:51Experts say climate change and rising sea levels are increasing the risks.
00:55And nobody knows exactly when this could happen.
00:59But scientists agree on one thing.
01:01Preparation is becoming more important than ever before.
01:04Because when nature finally moves, millions of lives could change in minutes.
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