Scientific and technological progress will make factory farming obsolete in the near future. Here is short video explaining how we can still consume meat and dairy products, while avoiding the mistreating of animals.
For more info:
Perfect Day Foods (animal free dairy)
Cultured Beef (Mark Post’s official web page)
Space colonization and livestock farming is a difficult combination, as livestock will require a significant amount of scarce food and space. Either of these will be limited in supply, in particular in the first space settlements. Hence (the first) space settlers will have to adopt a primarily vegan diet, as animal products will be quite expensive. Continue reading Dairy, Eggs and Space Settlers