Eat beef, stop global warming?


PETA, an animal rights organization that’s recently been joining the global warming craze, has launched an ad campaign to link meat and global warming firmly in peoples’ minds. On their goveg.com website, the folks at PETA make bold claims like, “Eating 1 lb. of meat emits the same amount of greenhouse gases as driving an SUV 40 miles." That’s a nice, arresting statistic—if it were true, that is. The problem is that PETA doesn’t make any distinction as to what kind of meat that pound is. Is it a chicken you raised in your backyard?  Is it a grass-fed buffalo steak from an animal that co-evolved with the plains it is restoring?  Is it a deer you shot in the forest? The verity of PETA’s claim rests on the answer to these questions. But for PETA, these reasonable questions can never arise because it troubles their tenuous and simple moral universe. In the world of PETA meat is bad and vegetables are good. Simple; black and white.

For those of us who live in the world of moral complexity, we are still left with the difficult question: What should we eat? And that question has to be answered with a response that contains the qualifications of efficiency, taste, nutrition, and ecology. With those qualifications in mind, meat is likely to be a part of the answer for many people because meat can be efficiently raised on marginal land and it is highly nutritious, delivering many nutrients that can be difficult to obtain on a vegetarian diet (a major problem if you are poor and do not have a broad variety of foods available).

Beyond just eating meat, some creative thinkers believe that raising livestock can actually help our CO2 problem. In an excellent article posted at WorldChanging, Jay Walljasper writes about several innovative ranchers who are using holistic thinking to turn a potential greenhouse liability (methane-producing cattle) into something that can sequester carbon. Cattle can do something that no vegetable can do—they can quickly and efficiently build topsoil and strengthen grasslands. Topsoil is an effective storehouse for carbon, and grasses are like carbon catchers that pull carbon from the atmosphere and push it down into the topsoil. A grassland might be thought of as a nose for the earth—it breathes in CO2 and breathes out oxygen. This carbon capture is effective until the top soil is broken—that break is not necessary if cattle or chickens or other pasture-raised animals are grazing it.  The topsoil needs to be broken only for the most common methods of growing vegetables. 

An innovative group of farmers and ranchers has created a management program called Carbon Farmers of America for farmers who want to use their grazing animals to sequester carbon. These farmers can offer a solution to the PETA scare tactics that makes real, practical sense. PETA claimed that 1 lb. of meat is as bad as driving an SUV 40 miles. According to the EPA, driving 40 miles in an SUV would generate about 45.6 lbs. of CO2. By grazing cows for a year on 40 acres while using proper management techniques, those cows could help sequester 120 tons of CO2. That’s as much as 208,695 miles driven by an SUV. As long as the land management and stocking rates are properly aligned, cows could be either carbon neutral or carbon negative.

I am not saying that eating meat is better than eating vegetables. I am saying that we need to do more research and take a more holistic approach to answering tough questions. Unfortunately, most of the research so far has concentrated on confinement feedlot operations, which are bad for the environment anyway you split it. However, animals when managed properly may be a part of the solution, or at least not as much of a problem as groups like PETA assert. It is important that we leave animal rights as a distinct issue from the environment, which requires that we think about whole ecosystems instead of the individualistic thinking that “rights” require. 

See more articles from A Farmer's Notebook

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Comments

Everyone knows that raising farm animals of any kind is devastating to the environment. Not only does it (beef primarily) create huge amounts of CO2 (which has been extensively documented) but the animal waste from farms and slaughterhouses makes its way into our ground and water systems. I'm not a vegetarian, but I've made a commitment to eat less animal products and more vegetable products. I find your article to be irresponsible. Eat beef and save the environment? What planet are YOU on?

It's also important to think about the fact that growing veggies-a-plenty with organic practices often includes the use of animal manure as a soil supplement, particularly on the small, local farms that I'm sure PETA would advocate purchasing produce from. I think a holistic view of the interaction of humans and animals and food production and consumption can't cut any part from the picture---organic growers almost always need manure, and you make an excellent point, that grazers make topsoil. These are inextricable, essential links.

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