“It feels good to be part of an ecological, sustainable future,” says Marie Granmar, who lives full-time in the three-level naturhus built by her partner, Charles Sacilotto.  Photo 10 of 14 in How Sweden Became the Surprising Center of the Greenhouse Home Movement

How Sweden Became the Surprising Center of the Greenhouse Home Movement

10 of 14

"It feels good to be part of an ecological, sustainable future," says Marie Granmar, who lives full-time in the three-level naturhus built by her partner, Charles Sacilotto.