• Sodis@feddit.de
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    1 year ago

    But then you doubt the number and not the general effect of reducing carbon emissions by switching to a plant-based diet, right? Because it is pretty obvious, that growing plants and then feeding those plants to animals is way more inefficient than eating the plants without extra steps.

    • commie@lemmy.dbzer0.com
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      1 year ago

      a lot of what is fed to animals are parts of plants that people can’t or won’t eat. there may be some reduction but i don’t believe it can be anywhere near 70%

      • Sodis@feddit.de
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        1 year ago

        Do you have any sources on hand? It’s hard to google for this stuff without running into sites by PETA etc, which are too biased for my taste.

        • commie@lemmy.dbzer0.com
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          1 year ago

          i don’t know of any broad surveys across crop categories but i’m pretty familiar with soy

          https://ourworldindata.org/soy

          you can see that 17% of all soybeans becomes oil. but a soybean is only about 20% oil altogether. in order to extract that much oil, we must press about 85% of the global crop of soybeans. the vast majority if the soy fed to livestock is the industrial waste from that process. you can see in that chart it’s called “soy cake” or “soy meal”.

          elsewhere in this thread i mentioned cottonseed.

          • Sodis@feddit.de
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            1 year ago

            But then humans can also eat that soy meal to get their proteins. It’s pretty tasty, I eat it regularly.

            • commie@lemmy.dbzer0.com
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              1 year ago

              people do eat soy meal but they eat very little of the amount produced. if the vast majority of it weren’t fed to livestock it would just be waste.

              • Sodis@feddit.de
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                1 year ago

                We are talking about a switch to a predominantly vegan diet. People need to get the protein they got from meat from somewhere else.

                • commie@lemmy.dbzer0.com
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                  1 year ago

                  i think that’s a hard sell for most people and i frankly just don’t see it happening. do you have a plan to make that happen?

                  • Sodis@feddit.de
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                    1 year ago

                    Well, if the first step happens (people going vegan), then other protein sources will be automatically in demand. A huge chunk of protein powder nowadays is whey, that can be easily substituted by soy, because of the sufficient amino acid profile of soy.