Urban farming

Urban farming (also known as vertical farming) is an intensive form of agriculture which produces high quality crops year round. Crops are grown in an artificial environment in which temperature and humidity are carefully controlled. Up to 95% of water is recycled and nutrients are carefully provided. LED lighting provides the wavelengths that plants require so energy is saved. Insects are not present so pesticides are not required. Nevertheless, electricity bills are high and the threat of power cuts is a ...