Giant spiky cacti tower over farmer Alcides Peixinho Nascimento, 70, one of the residents of Brazil’s unique Caatinga biome who is on a mission to plant native vegetation in a bid to halt desertification. Giant spiky cacti tower over farmer Alcides Peixinho Nascimento, 70, one of the residents of Brazil’s unique Caatinga biome who is on a mission to plant native vegetation in a bid to halt desertification. Environment Phys.org – latest science and technology news stories
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