Hundreds of millions of years before oxygen surged in the atmosphere 2.4 billion years ago, swaths of oxygen winked in and out of existence in the ocean.

The CUBES-SIL lab has three magnetic sector, gas-source, isotope ... including earth sciences (paleoclimate, paleoecology, geobiology, hydrology, diagenesis and metamor- phism), ecology, forensics, ...

The findings about the future of Earth's atmosphere have been shared by researchers from Toho University and the Georgia ...

Specifically, the blue-green algae (or cyanobacteria) that emerged and proliferated about 2.4 billion years ago would have been able to produce more oxygen as a metabolic by-product because Earth ...