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View Full Version : Use Saltwater To Grow Energy Crops


SlowHands
12-04-2008, 08:53 PM
“Saltwater-loving plants could open up half a million square miles of previously unusable territory for energy crops” (http://blog.wired.com/wiredscience/2008/12/saltwatercrops.html)

http://www.cleanmpg.com/photos/data/501/ethanol-gas-tank.jpgAlexis Madrigal - Wired Science - Dec. 04, 2008

This made me think about the salt flats in Utah, and the area near The Great Salt Lake. Good idea, but I'd not like to see that vista cluttered -- Ed

Food vs Fuel: Saltwater Crops May Be Key To Solving Earth's Land Crunch
Saltwater-loving plants could open up half a million square miles of previously unusable territory for energy crops, helping settle the heated food-versus-fuel debate, which nearly derailed biofuel progress last year.

By increasing the world's irrigated acreage by 50 percent, saltwater crops could provide a no-guilt source of biomass for alt fuel makers and tone down the rhetoric of UN officials worried about food prices, one of whom called the conversion of arable land to biofuel crops "a crime against humanity."

While growing crops in saltwater has been on the fringes of horticulture for decades, the new demand for alternative energy has pushed the idea onto the pages of the nation's most prestigious scientific journal and drawn the attention of NASA scientists.

Citing the work of Robert Glenn, a plant biologist at the University of Arizona, two biologists argue in this week's Science that "the increasing demand for agricultural products and the spread of salinity now make this concept worth serious consideration and investment."

http://blog.wired.com/wiredscience/2008/12/saltwatercrops.html

Taliesin
12-05-2008, 07:47 AM
If anyone remembers the "Dune" series by Herbert, they were inspired by TV shows on poverty grasses.
These grasses survive in very sandy soils, use extremely little water, and can do well with high salinity.

Sounds a lot like switchgrass, except that it can't take the salt.

Yet another source of cellulose that can be grown where nothing else useful can be.

chibougamoo
12-05-2008, 07:52 AM
The other problem with "growing" fuel is that it will disrupt wildlife migrations, with protesters citing "how many songbirds you killed per mile of gas", because you are working the coastal wetlands.

TomMig
12-05-2008, 08:02 AM
If anyone remembers the "Dune" series by Herbert, they were inspired by TV shows on poverty grasses.

Totally off topic, but I'm a huge fan of the original 6 books in the Dune serie. They are so well written an can be translated to everything that is going on today (OPEC <-> CHOAM, etc...).



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