Iron formations (IF) represent an iron-rich rock type that typifies many Archaean and
Proterozoic supracrustal successions and are chemical archives of Precambrian seawater …

Oxygenic photosynthesis is arguably the most important biological innovation in Earth's
history, facilitating the transition to a habitable planet for complex life. Dating the emergence …

Abstract Large Igneous Provinces (LIPs) can have a significant global climatic effect as
monitored by sedimentary trace and isotopic compositions that record paleo …

An emerging consensus suggests that large igneous provinces (LIPs) are a significant driver
of dramatic global environmental and biological changes, including several Phanerozoic …

The existence of stabilizing feedbacks within Earth's climate system is generally thought to
be necessary for the persistence of liquid water and life. Over the course of Earth's history …

Persistent anoxia and the lack of a skeletal silica sink through the Precambrian would have
promoted a variety of reactions between iron and dissolved silica through much of Earth's …

Although Ce anomalies are commonly used to reconstruct past seawater redox conditions,
published interpretations are based on various proxy materials and analytical approaches …

The rise of atmospheric oxygen during the Great Oxidation Event some 2.4 billion years ago
was a defining transition in the evolution of global biogeochemical cycles and life on Earth …

Acid mine drainage (AMD) is low-pH with high concentration of sulfates and toxic metal
(loid) s (eg As, Cd, Pb, Cu, Zn), thereby posing a global environmental problem. For …

Life requires a wide variety of bioessential trace elements to act as structural components
and reactive centers in metalloenzymes. These requirements differ between organisms and …