What is the spiral structure of fifth generation greenhouses?

Resistant to natural elements such as wind, snow, and rain- Safe in earthquakes -
Energy-efficient due to free air and energy circulation throughout the structure -
Less surface area creates an energy-efficient space that is less likely to be influenced by outside temperatures -
Very strong due to their shape -
Save money on cost and materials: Enclose the highest volume of open interi or space with the lowest required surface area -
Easy to assemble kits do not require construction experience -
Buidings supp or ts itself without any internal columns or supp or t walls -