She explains that this field originated in the US back in the 1950s. It was one link in the “ back to the land ” part of the hippie movement, a reaction against the rush for industrial development, given further impetus by the energy crises that later followed.
她解釋，自然建築在美國源起自 1950 年代，當時力求工業化發展及隨之爆發的能源危機，都讓社會各界產生省思聲浪，而有了「回歸土地運動」，也是嬉皮思潮的一環。