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To: Rocket Red who wrote (44027)7/5/2007 11:02:06 PM
From: E. Charters  Read Replies (1) | Respond to of 78421
 
So if we all go to biodiesel how much arable land that ordinarily would grow food would be given over to bio diesel grain production?

Chinese tallow produces 700 US gallons per acre.



Algae produce 10,000 gallons per acre. I don't know what the environmental problems are to raising a crop of algae. or Chinese tallow for that matter.

But algae would require 28,000 sq km to produce all US needs. So Even a very efficient oil crop like Chinese Tallow would require 400,000 square kilometres of land or 154,506 square miles. 98 million acres. Connecticut is 5,000 square miles. Kansas is 82,277 square miles. Corn would require 6 million square miles under cultivation as it is very inefficient oil producer.

I would plump for algae, except it requires water cover, which is problematic vis a vis the ecology. IT might increase insect proliferation unsuitably.

EC<:-}