alternative-lifestyle amish anti-consumerism autobiography back-to-basics balance biography biologicalsciences biology brende collegesuccess community digital-detox ecology engineering english environmentalism environmentalscience eric farmlife general history horticulture introductiontohorticulture inventions lifesciencesgeneral mindfulness minimalism modern-society nature nutrition off-grid-living personal-growth psychologicalaspects science self-sufficiency simple-living simplicity slow-living socialaspects sustainability technology trades unplugging