Crop-growing skyscrapers

Complete the sentences. Write NO MORE THAN TWO WORDS from the text in each gap.

Indoor farming

1. Some food plants, including , are already grown indoors.

2. Vertical farms would be located in , meaning that there would be less need to take them long distances to customers.

3. Vertical farms could use methane from plants and animals to produce .

4. The consumption of would be cut because agricultural vehicles would be unnecessary.

5. The fact that vertical farms would need light is a disadvantage.

6. One form of vertical farming involves planting in which are not fixed.

7. The most probable development is that food will be grown on in towns and cities.