Put down your hamburgers! This week we are tucking into the topic of sustainable diets, looking at the many, many environmental impacts of the food industry and finding out why many of us are moving to vegan, vegetarian or flexitarian diets. We’re looking at the future of food security in a growing world, the carbon emissions and water demands of different food-producing practices, nifty new farming and agriculture technologies, and whether or not that all means we all have to turn 100% vegan. Download, subscribe and let us know what you think!   Things we chat about: The Water Calculator: https://www.watercalculator.org/ Pineapples: https://www.bbc.co.uk/news/science-environment-46070037 Vertical farming: https://www.theguardian.com/environment/2016/aug/14/world-largest-vertical-farm-newark-green-revolution BBC calculator/comparison tool for food and drink: https://www.bbc.co.uk/news/science-environment-46459714 What to eat more/less of/consider: https://www.sciencefocus.com/planet-earth/five-foods-that-could-save-the-planet-and-five-more-that-definitely-wont/ The Conspiracy documentary: http://www.cowspiracy.com/ Fiber and our immune systems: https://onlinelibrary.wiley.com/doi/full/10.1038/cti.2016.29 Lancet Planetary Health paper: https://www.thelancet.com/journals/lanplh/article/PIIS2542-5196(18)30174-8/fulltext The Green Roasting Tin cookbook: https://www.amazon.co.uk/Green-Roasting-Tin-Vegetarian-Dinners/dp/1910931896   Instagram @forwhatitsearthpodcast Facebook /ForWhatItsEarth Twitter @WhatEarthPod Theme music and sound mixed by Mark Skinner.