Planet's Memory: Ice Cores, Deep Time, and the Climate Record Humanity Never Read

Somewhere beneath three kilometers of Antarctic ice, sealed in bubbles no wider than a pencil lead, is air that fell as snow before Homo sapiens existed. It has been waiting 740,000 years for someone to ask what it contains.We asked. The answers rewrote everything.The Planet's Memory is the story of how scientists learned to read Earth's oldest archive, and what that archive is now urgently tellin...