No Soil. No Growing Seasons. Just Add Water and Technology.
MOREHEAD, Ky. — In this pretty town on the edge of coal country, a high-tech greenhouse so large it could cover 50 football fields glows with the pinks and yellows of 30,600 LED and high-pressure sodium lights. Inside, without a teaspoon of soil, nearly 3 million pounds of beefsteak tomatoes grow on 45-feet-high vines whose…