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Posted Mon, 20 May 2013 18:37:00 -0400 - www.npr.org
Tornado strength is currently measured on what is called the Enhanced Fujita Scale, which gives the tornado a rating from 0 to 5 based on estimated wind speeds and the severity of the damage.
Tornado strength is currently measured on what is called the Enhanced Fujita Scale, which gives the tornado a rating from 0 to 5 based on estimated wind speeds and the severity of the damage.
Posted Mon, 20 May 2013 20:12:00 -0400 - www.npr.org
Melissa Block talks to Jon Hamilton about the science of tornadoes.
Melissa Block talks to Jon Hamilton about the science of tornadoes.
Posted Mon, 20 May 2013 04:52:00 -0400 - www.npr.org
California is about to become the first state to require shore power at its ports. A new law mandates at least half of a shipping line's fleet to shut down their diesel engines and plug into shore-side electric power when they unload their cargo. It's part of a larger effort to cut pollution at the...
California is about to become the first state to require shore power at its ports. A new law mandates at least half of a shipping line's fleet to shut down their diesel engines and plug into shore-side electric power when they unload their cargo. It's part of a larger effort to cut pollution at the...
Posted Sat, 18 May 2013 16:41:00 -0400 - www.npr.org
The U.S. Army Corps of Engineers says the tiny town of Newtok, Alaska, could be completely underwater by 2017. Its 350 residents must relocate or stay to face the floods, but a move is easier said than done.
The U.S. Army Corps of Engineers says the tiny town of Newtok, Alaska, could be completely underwater by 2017. Its 350 residents must relocate or stay to face the floods, but a move is easier said than done.
Posted Sat, 18 May 2013 16:41:00 -0400 - www.npr.org
The U.S. Army Corps of Engineers says the tiny town of Newtok, Alaska, could be completely underwater by 2017. Its 350 residents must relocate or stay to face the floods, but a move is easier said than done.
The U.S. Army Corps of Engineers says the tiny town of Newtok, Alaska, could be completely underwater by 2017. Its 350 residents must relocate or stay to face the floods, but a move is easier said than done.
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