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