Soy requires water to grow and sawdust requires cutting down trees, so we can't eat those either.

Battle Mountain has a sign on I-80 that says "Battle Mountain. The armpit of America." https://twitter.com/ripleys/status/49493...

Soybeans would make “an excellent substitute for bread, meat, cereals and coffee” and that Americans not only needed to eat more like Asians but should be forced to do so for their own good, as soybeans are of a higher “moral value” than wheat...

. . . . Emma Chalmers, Federal Food Czar, Appointed Nutritional expert.
. . . . Winner, Gold Award, the Michelle Obama Prize for National Nutritional Mandates

So... government policies close the open range, regular long term drought cycles are ignored, inheritance taxes destroy family farms around the nation, greenies get government to protect minnows at the expense of crops, policies are created that favor large Agro-Corps over small widely distributed farms, the Midwest now has far fewer farms where the weather has been more favorable of late, but it is the Ranchers fault not the government or the greenies when food prices rise. The Ranchers need a cattle drive, but the only way it will impact Obama is if they are driven to his favorite golf course. The only way these policies will impact the "enviro-thugs' is when it is too late... when no one can afford to eat or their favorite jogging shoe maker can't buy leather.

They should ride those horses straight to Harry Reid's office.

So the environmentalists want the cattle to starve to death? That sounds fair. Perhaps they should bring a herd of starving cows to the white house lawn and have a chow down. Then they can release their methane bombs on the secret service.