In the second half of the 21st century, the first living city was established in urban forest around Portland, Oregon. Sequoia City comprised a grove of 40 trees, including a hospital tree, schools, farms and recreation facilities (zip lines, slides and altitude swings). As they grew, residential trees eventually each housed dozens of families, living in custom-grown rooms made of living plant tissue. Children raised in Sequoia City saw no distinction between humans and other lifeforms. To them, ecology – the study of life in relation to…
