Ultra-durable crystals called zircons, found in ancient rocks, preserve chemical clues that date back over 4 billion years—revealing evidence of early oceans and continental crust.
Related Posts
West Antarctica’s ice sheet was smaller thousands of years ago – here’s why this matters today
Hugh Chittock/Antarctica New Zealand, CC BY-SA Dan Lowry, GNS Science and Holly Kyeore Han, NASA As the climate…
New unified theory shows how past landscapes drove the evolution of Earth’s rich diversity of life
Tristan Salles, University of Sydney; Beatriz Hadler Boggiani, University of Sydney; Laurent Husson, Université Grenoble Alpes (UGA), and…
Coastal wetlands can’t keep pace with sea-level rise, and infrastructure is leaving them nowhere to go
Wetlands at Blackwater National Wildlife Refuge in Maryland shows signs of ‘pitting,’ where areas of cordgrass have converted…
Methane emissions from dairy farms higher than previously thought – new study
To reach net zero by 2050, the UK must reduce greenhouse gas emissions from agriculture and methane emissions…