Researchers at the Tianjin Institute of Industrial Biotechnology have reportedly found a way to synthesize starch directly from carbon dioxide. Achieved using only enzymes and raw materials…

Hard to say, since ‘raw materials’ could be, well anything I suppose, but seems probably the process isn’t using horrible toxins, or anything

Today, most [industrial starch]…requires large amounts of land to cultivate the feed crop. Owing to this, cornstarch production also consumes vast amounts of water and relies heavily on the use of fertilizers and pesticides.

Plus, sounds like even if it’s not perfect, might be better than that.