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