According to the passage, which is special about “earthships”? A. They bear a resemblance to a large boat. B. They are built from discarded materials. C. They are all made using cardboard. D.
According to the passage, which is special about “earthships”?
A. They bear a resemblance to a large boat.
B. They are built from discarded materials.
C. They are all made using cardboard.
D. They consume an equal amount of energy compared to a conventional house.