Memory Memoria: Ser Humano y SustentabilidadVersión en línea Descubre conceptos clave sobre la relación entre el ser humano y la sustentabilidad. por HECTOR GARCIA They wore the same home-made underwear over and over. They grew most of their own food. They built their own dwellings. Most of our ancestors lived in huts with dirt floors and thatched roofs. Everything was infested with insects and rodents. Smallpox was eradicated in 1977. Our ancestors ate gruel The filth was horrible and often toxic. We grow to be four inches taller than we were just 250 ago. One in four kids would die before the age of 5. The astonishing growth in prosperity is one of the greatest events ever. The enrichment of the last centuries is the hockey stick of human prosperity They made a lot of their own clothing. Life expectancy was around thirty years. There were no toilets. Today it is more like 1 in 200. Streets and alleys were open sewers. Today we expect to live to be about eighty.
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