KillBait NewsFinland’s Onkalo: Designing a 100,000-Year Nuclear Waste Repository
📰 Original title: Death will kill with its poisonous wings
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Finland’s Onkalo: Designing a 100,000-Year Nuclear Waste Repository
After more than two decades of construction and nearly half a century of planning, Finland is preparing to open Onkalo, the world’s first permanent nuclear waste repository, located on Olkiluoto Island. Buried more than 400 meters deep in nearly two-billion-year-old bedrock, Onkalo is designed to safely contain nuclear waste for around 100,000 years, until its radioactivity decays to safe levels. The site currently spans two square kilometers and includes ten kilometers of tunnels, with expansion planned. Beyond engineering, the project grapples with the unique challenge of communicating danger to future generations whose languages, cultures, and even biological traits may be unrecognizable to us. Experts have proposed warnings via ceramic tablets, pictograms, and even speculative methods such as genetically engineered animals or striking surface markers, yet the risk of arousing curiosity remains. This has led to the concept of an 'atomic priesthood,' a group tasked with preserving the warnings and legends through ritual and folklore over millennia. Onkalo highlights both the extraordinary technical complexity of long-term nuclear safety and the philosophical and semiotic challenges of ensuring that humanity, tens of thousands of years in the future, avoids catastrophic exposure.
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