{"id":75718,"date":"2023-09-27T18:00:22","date_gmt":"2023-09-27T18:00:22","guid":{"rendered":"https:\/\/elpais.com\/ciencia\/2023-09-27\/unas-sandalias-de-esparto-halladas-en-una-cueva-de-granada-el-calzado-mas-antiguo-de-europa.html"},"modified":"2023-09-27T18:00:22","modified_gmt":"2023-09-27T18:00:22","slug":"unas-sandalias-de-esparto-halladas-en-una-cueva-de-granada-el-calzado-mas-antiguo-de-europa","status":"publish","type":"post","link":"http:\/\/forocilac.org\/en\/unas-sandalias-de-esparto-halladas-en-una-cueva-de-granada-el-calzado-mas-antiguo-de-europa\/","title":{"rendered":"Esparto sandals found in a cave in Granada, the oldest footwear in Europe"},"content":{"rendered":"<p>Almost 200 years ago, Juan Mart\u00edn, owner of some land in Albu\u00f1ol (Granada), discovered a cave not far from the sea. Difficult to access, its roof was full of bats and the floor covered in guano. Those were the times of Chilean nitrate, the fertilizer obtained from the droppings of overseas birds. The <a href=\"https:\/\/cuevamurcielagosalbunol.com\/\" >Bat Cave<\/a> It became the main source of natural nitrogen in the Iberian Peninsula. During its exploitation, in 1857, red veins were discovered, which led to the belief that there was galena, a mineral rich in lead. It was the worst thing that could happen to the cave. Between <a href=\"https:\/\/elpais.com\/ciencia\/2020-04-19\/los-otros-coronavirus-que-habitan-entre-los-humanos.html\" >guano and lead<\/a>Between necessity and greed, the miners plundered everything that was inside.<\/p>\n<p><a href=\"https:\/\/elpais.com\/ciencia\/2023-09-27\/unas-sandalias-de-esparto-halladas-en-una-cueva-de-granada-el-calzado-mas-antiguo-de-europa.html\" >Keep reading<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Neolithic farmers made espadrilles 6,200 years ago with the same material that hunter-gatherers used for their baskets three millennia before.<\/p>","protected":false},"author":48,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[123],"tags":[],"class_list":{"0":"post-75718","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-portal"},"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/posts\/75718","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/users\/48"}],"replies":[{"embeddable":true,"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/comments?post=75718"}],"version-history":[{"count":1,"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/posts\/75718\/revisions"}],"predecessor-version":[{"id":75719,"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/posts\/75718\/revisions\/75719"}],"wp:attachment":[{"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/media?parent=75718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/categories?post=75718"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/forocilac.org\/en\/wp-json\/wp\/v2\/tags?post=75718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}