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Stanford Professor on Letterman: Powering Entire World on Renewable Energy No Problem

ecowatch.com - by Brandon Baker - December 31, 2013

It wasn’t what Professor Mark Jacobson was saying—if you’re an advocate of renewable energy, you hear this kind of talk on a daily basis—as much as it was the platform. Solar and wind energy simply don’t get the late-night limelight.

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Rockaway Resilience Network Activities

The Rockaway Resilience Network has engaged a full set of actvities for 2014 to address the Rockaways' mission critical gaps and to move the community toward sustainability.  

 

For more information, go to:  http://rockaway.newyork.resiliencesystem.org

 

For those seeking to actively help the Rockaways improve its resilience and sustainability, please consider coming to one of the upcoming Rockaway Resilience Roundtable meetings, or help with the Rockaways' neighborhood resilience assessments.

 

 

Mike

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Key Senate Vote on Flood Insurance Rate Delay Pushed to Next Week

insurancejournal.com - by Andrew G. Simpson - January 7, 2014

The U.S. Senate is expected to take a key vote soon on a bill that would delay some of the flood insurance rate hikes triggered by the Biggert-Waters Flood Insurance Reform Act of 2012. . .

. . . The procedural vote on S.1846 was originally planned for Wednesday, but the Senate is still dealing with an extension of federal unemployment benefits, delaying consideration of the flood bill. U.S. Sen. Mary Landrieu (D-La.), a major advocate for the bill, told USA Today that  “next week is more realistic” for any vote on the flood bill.

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Rooftop Farm in New York City Grows 50,000 Pounds of Organic Produce Per Year

http://www.youtube.com/watch?v=BTC_X1gblRE

watch the full video here:http://permaculturenews.org/2014/01/0...

By Ecofilms

“That view behind me is not a painted backdrop!” said Geoff Lawton to the camera. But the view looked great from where I was standing. Brooklyn Grange is a rooftop farm with a magnificent view looking over the Manhattan skyline.

Sitting on a concrete roof, totaling 2.5 acres and producing more than 50,000 pounds of organically-grown vegetables each year, you need to walk its length to appreciate how vast this rooftop garden truly is in scale.

We had been given one hour to film this place. The sun was setting. We were in the “magic hour” to film and needed to hurry. There was a lot to do.

Geoff walked down the narrow lanes of planted vegetables. Four to six inches of dirt was all the plants were allowed to grow in—very well drained dirt that resembled sharp river sand. It didn’t look like a normal loamy soil to my untrained eye.

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It’s Time to Take Mesh Networks Seriously (And Not Just for the Reasons You Think)

      

Nets of Freedom creating mesh networks. Image: Strelka Institute / Flickr

wired.com - by Primavera De Filippi - January 2, 2014

The internet is weak, yet we keep ignoring this fact. So we see the same thing over and over again, whether it’s because of natural disasters like hurricanes Sandy and Katrina, wars like Syria and Bosnia, deliberate attempts by the government to shut down the internet (most recently in Egypt and Iran), or NSA surveillance.

After Typhoon Haiyan hit the Philippines, several towns were cut off from humanitarian relief because delivering that aid depends on having a reliable communication network. In a country where over 90 percent of the population has access to mobile phones, the implementation of an emergency “mesh” network could have saved lives.

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Geothermal Heat Pumps

Watch how geothermal heat pumps heat and cool buildings by concentrating the naturally existing heat contained within the earth -- a clean, reliable, and renewable source of energy.

energy.gov - June 24, 2012

Geothermal heat pumps (GHPs), sometimes referred to as GeoExchange, earth-coupled, ground-source, or water-source heat pumps, have been in use since the late 1940s. They use the constant temperature of the earth as the exchange medium instead of the outside air temperature. This allows the system to reach fairly high efficiencies (300% to 600%) on the coldest winter nights, compared to 175% to 250% for air-source heat pumps on cool days.

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Ground Water Source (Open Loop) Heat Pump Systems

bge.apogee.net

An open-loop, ground-water heat pump, uses a surface or underground water source (such as a lake, river, or well) as the heat source and sink. Well water designs are the most common and seem to be the most cost effective. The well supplies both domestic water and water for the heat pump. Approximately three gallons per minute of well water are needed per ton of cooling capacity.

Ground water source open-loop heat pumps use the same concept as the ground coupled units - for example, in the Midwest the temperature of the earth near the surface and the water in it (aquifer) is typically around 55°F. Water is taken from the ground or surface water (pond, lake, etc.), circulated to the individual heat pumps and the returned to the ground via a disposal well, returned to the lake or pond, or where permitted discharged into a stream or river.

When more units are heating than cooling the circulating water temperature drops prior to disposal. Conversely, when more units are cooling than heating, the circulating water is warmed prior to disposal.

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How My Mobile Devices are Ready for the Next Storm: Fenix ReadySet

      

gigaom.com - by Kevin C. Tofel - November 7, 2012

After 4 days without power thanks to Hurricane Sandy, something arrived today that will help keep my mobile devices fully charged and connected to the web. I backed a Fenix ReadySet on Kickstarter, which is a large battery that charges with an included solar panel.

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http://www.fenixintl.com/

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Fed Flood Maps Left NY Unprepared for Sandy — and FEMA Knew It

Flooding in Red Hook, Brooklyn after Sandy (Flickr/gunnicool)

The agency ignored state and city officials' appeals to update the maps with better data until it was too late.

wnyc.org - December 6, 2013
by Al Shaw : ProPublica / Theodoric Meyer : ProPublica / Christie Thompson : ProPublica

When Patrice and Philip Morgan bought a house near the ocean in Brooklyn, they were not particularly worried about the threat of flooding.

Federal maps showed their home was outside the area at a high risk of flood damage. . .

. . . But the maps drawn up by the Federal Emergency Management Agency were wrong. And government officials knew it.

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Army Corps Restores Marsh Islands in Jamaica Bay N.Y. Posted 9/13/2012

By Vince Elias
New York District Public Affairs

It is estimated that approximately 1,400 acres of tidal salt marsh have been lost from the marsh islands in Jamaica Bay, New York since 1924, with the system wide rate of loss rapidly increasing in recent years. From 1994 and 1999, an estimated 220 acres of salt marsh were lost at a rate of 47 acres per year.

With the Manhattan skyline less than 10 miles to the north, the eight by four mile marsh islands complex is an integral part of the Bay, which has been targeted for restoration by the U.S. Army Corps of Engineers, National Park Service (Gateway), New York State Department of Environmental Conservation, New York City Department of Environmental Protection, The Port Authority of New York and New Jersey, the National Resources Conservation Service and the New York/New Jersey Harbor Estuary Program.

To quell further erosion of the islands, and adding to an already impressive list of habitat restoration projects in the Bay, the Army Corps commenced the placement of sand from the Harbor Deepening Project’s Ambrose Channel contract in August 2012 to restore Black Wall and Rulers Bar marsh islands.

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