The meat and dairy industries have always been at the forefront of agriculture. It is hard to ignore the ways in which farming animals has shaped our society and culture, for thousands of years. As populations have boomed in the last two hundred years, from 1.2 billion in 1850 to almost 7.8 billion in 2020 , we have had to change the ways we produce food. Factory farming methods were adopted by many countries after the second world war, to aid in economic recovery and reduce the reliance on imported goods. Factory farming is the idea of maximising production, while minimising production costs, with little concern for animal welfare. This was made possible with the discovery of vitamins and their role in animal nutrition, and the discovery of antibiotics and vaccines which facilitated raising livestock in larger numbers by reducing risk of disease. Chemicals developed for use in the second world war established the rise of synthetic pesticides , and developments in shipping networ...
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