For hunter gatherers living 10,000 years ago, domesticating plants and animals converted spare land and vegetation humans couldn’t eat into caloric energy, creating a surplus & stability that led to more trade possibilities and capabilities for human groups. But as the world’s population speeds past 7.4 billion, land and water use has become more and more constricted. The production of meat and dairy is inefficient, so that’s created a lot of problems and shortcuts: factory farming, huge land & resource use, oversized contribution to climate change. In this video, Kurzgesagt examines the cons (and pros) of meat and dairy consumption:

If you’d like to read more about the moral implications of our food chain, more than one friend has referred to reading Jonathan Safran Foer’s Eating Animals as “life-changing”.

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