Supply chain issues, labour shortages and climate change are posing unprecedented challenges to the world’s food supply, and with the population expected to climb to 10 billion by 2050, we'll need to produce more food -- not less. This problem has sparked a major wave of innovation in food production - in vertical farming, and in cellular agriculture, which create animal protein without the animals. For The New Reality, Krista Hessey explores the future of our food supply, and takes us inside two facilities that look nothing like the farm you know.