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