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