Yes. Parent commenter effectively says votes don't matter. Sure they don't individually, but they signal. If enough people reduce their meat, dairy and egg consumption this will change the market. Fewer industrialized farms, greater scale in vegan alternatives which brings to price reductions which further increases the popularity of vegan alternatives.

Individual action matters a lot. Yes corporations are those that need to carry out the ultimate change. So the thing where corporations "blame" individuals for climate/pollution is bogus. But as consumers and as employees we have a strong impact on the environment and should advocate for that.