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