The USSR’s Kola Superdeep Borehole project, initiated in the 1970s, reached a depth of 12.2 kilometers—about one-third of Earth’s crust—over 20 years. This ambitious endeavor uncovered ancient fossils and unexpected water deposits but ultimately faced limitations due to extreme heat and pressure, causing the borehole to collapse before reaching deeper layers.
Related Posts
From cod logs to frog bogs: we catalogued 400 ways to help species survive a warmer world
‘Cod logs’ placed in the Mary River can give fish a safe place to shelter. © Caitlin Jones,…
Mass starvation, extinctions, disasters: the new IPCC report’s grim predictions, and why adaptation efforts are falling behind
Mark Howden, Australian National University; Joy Pereira, Universiti Kebangsaan Malaysia (National University of Malaysia), and Roberto Sánchez, Colegio…
As US climate data-gathering is gutted, Australian forecasting is now at real risk
Gallo Images/Getty Andrew B. Watkins, Monash University; Anthony Rea, RMIT University; Matthew England, UNSW Sydney; Scott Power, Monash…
Sandia Researchers Uncover Alarming Arctic Climate Crisis
At a Glance The Arctic, known as Earth’s icy crown, is facing an unprecedented climate crisis, with temperatures…