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Politics : Bush-The Mastermind behind 9/11? -- Ignore unavailable to you. Want to Upgrade?


To: GUSTAVE JAEGER who wrote (9629)1/10/2005 6:04:19 AM
From: sea_urchin  Read Replies (1) | Respond to of 20039
 
Gus > You bet they can: Robust Nuclear Earth Penetrator

You're joking, right?

cnn.com

>>Quake's power = million atomic bombs?

Scientists describe Sunday's devastating earthquake off the island of Sumatra as a "megathrust" -- a grade reserved for the most powerful shifts in the Earth's crust.

The term doesn't entirely capture the awesome power of the fourth largest earthquake since 1900, or the tsunami catastrophes it spawned for coastal areas around the Indian Ocean.

Sumatra is one of the most earthquake-prone places in the world, sitting atop one of the handful of sites where several plates of the planet's crust overlap and grind. Colossal pressures build up over decades, only to release in a snap.

"These subduction zones are where all the world's biggest earthquakes are produced," said geologist Kerry Sieh of the California Institute of Technology. "Sunday was one of the biggest earthquakes in the region in the past 200 years."

How powerful? By some estimates, it was equal to detonating a million atomic bombs.<<



To: GUSTAVE JAEGER who wrote (9629)1/10/2005 6:33:54 AM
From: sea_urchin  Read Replies (1) | Respond to of 20039
 
Gus > You bet they can: Robust Nuclear Earth Penetrator (2)

consrv.ca.gov

>>To put things in perspective, a magnitude 6.0 quake releases approximately as much energy as 6,270 tons of TNT. Kick it up a notch, to a magnitude 7.0, and you get the energy equivalent of 199,000 tons of dynamite. The real whoppers, though, are spectacularly more powerful: A magnitude 8.0 quake releases as much energy as 6.27 million tons of TNT and a magnitude 9.0 – almost unheard of -- 99 million tons. <<

The Indian Ocean event was a magnitude 9+ earthquake.