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• a  not necessary

• When the engine is running at light loads, it's logical to shut down unneeded cylinders to save fuel, like turning off lights in unused rooms.
• Part of the problem, the authors say, is that patients are being prescribed multiple, unneeded CT scans, a predicament that could be avoided with better communication between .
• If potential parents decide against having more children, scientists working with stem cells might ask them to consider donating the unneeded embryos to research.

• unnecessary

• necessary

News & Articles

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• A Hollow Military Again?
  Even in the best of times, U.S. leaders have stumbled trying to manage the tricky transition between war and what comes after. Following every “war to end all wars,” the American people demand a “peace dividend” that often cuts defense spending too deep for too long, eroding military preparedness. Congress resists shuttering unneeded bases, stopping unnecessary weapons production, or ...
  June 13, 2013 - National Journal via Yahoo! News
• Fire station for sale in Madison
  Madison city leaders hope to unload some unneeded land.
  June 13, 2013 - WAFF 48 News Huntsville
• Cutting Unneeded CT Scans in Kids Could Lower Future Cancer Risk
  Title: Cutting Unneeded CT Scans in Kids Could Lower Future Cancer Risk Category: Health News Created: 6/10/2013 4:36:00 PM Last Editorial Review: 6/11/2013 12:00:00 AM
  June 12, 2013 - MedicineNet.com

Quotes

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• Barack Obama in FOXNews
  In addition, Obama said he would help families recovering from a natural disaster by streamlining the bankruptcy process for those in certified natural disaster areas by eliminating "unnecessary paperwork" and waiving "unneeded credit counseling...
• Kit Bond in FOXNews
  A premature departure creates an unneeded vacuum within the DNI office at a critical time,Bond said.
• Scott Frandsen in TheChronicleHerald.ca
  It wasn't really part of our thought process going in because that's just unneeded pressure,Frandsen said of breaking the country's goose-egg. "It's great to get Canada on the board."