This article describes a large dairy complex.  It therefore fails to point out that smaller dairies can make an impact now that the technology is more affordable.  Note that wastewater is converted to potable water for cattle and irrigation – so nothing that we can’t do right here.

 

https://www.lancasterfarming.com/news/northern_edition/dairy-industry-works-to-reduce-carbon-footprint-cut-costs/article_aa9604df-e43c-5385-b2d6-6aa3475b618e.html