Watch this animation from NOAA that uses USGS data to show all of the earthquakes the world has experienced in the first 15 years of the 21st century https://cnn.it/2JscM7k | CNN Replay

Earthquake! This animated map uses U.S. Geological Survey (USGS) data to map earthquake events with a magnitude of 6.0 and greater from 1900 to November 2019. Watch it full-screen at 4K resolution on YouTube: http://ow.ly/9le050xwQCi | Esri

Earthquakes can be devastating and strike all over the world. In the last 120 years, many have been extremely large. These are the 5 biggest quakes ever recorded (or at least as recorded since 1900). 5️⃣ MAGNITUDE 9.0, Russia, 1952 – The was the world's first recorded magnitude 9 earthquake. It triggered a large tsunami that struck Hawaii causing over $1 million in damages. 4️⃣ MAGNITUDE 9.1, Japan, 2011 – This earthquake sent a devastating tsunami along coastal Japan, triggered the Fukushima nu

This week, all volcanoes in the Cascade Range of Washington and Oregon are at normal background levels of activity. Current Volcano Alert Level: NORMAL Current Aviation Color Code: GREEN Weekly Update: https://www.usgs.gov/programs/VHP/volcano-updates#cvo Debris flows, debris avalanches (lahars!) are masses of rock, mud and water that travel downslope and downstream under the action of gravity. Ever curious, scientists wonder if changes, like the amount of water in a debris flow, or if it travel