of indoor growing facilities in the u.s. has doubled. produce grown indoors is a wave of the future. >> we need to come up with approaches to ensure that humanity will have food and the hydroponic systems will be part of it. >> what about people that say this isn't be natural? >> our plants are growing the same way that a plant grows outside and a lot of our plants are growing a healthier and cleaner way than the way produce outside is. there's no pesticides or chemicals on this. >> so 365 days a year you can grow inside. >> absolute. >> i using sensors, information is gathered about each plant and stoe sent to a computer system where it's analyzed and adjustments