Billions of years ago, high atmospheric greenhouse gas concentrations were vital to life's tenuous foothold on Earth. Despite new constraints, the composition and evolution of Earth's early atmosphere remains hazy.
机构:
ETH Zentrum NO, Dept Earth Sci, Inst Isotope Geol & Mineral Resources, CH-8092 Zurich, SwitzerlandETH Zentrum NO, Dept Earth Sci, Inst Isotope Geol & Mineral Resources, CH-8092 Zurich, Switzerland