Cadmium (Cd), one of the most severe environmental pollutants in soil, poses a great threat
to food safety and human health. Understanding the potential sources, fate, and …

Phytoplankton productivity and export sequester climatically significant quantities of
atmospheric carbon dioxide as particulate organic carbon through a suite of processes …

Cadmium (Cd) isotope signatures (δ 114 Cd) deduced from modern and ancient marine
deposits are often used as a proxy for bioproductivity and for micronutrient cycling, whereas …

The double spike-standard addition (DSSA) is a powerful method proposed for isotope
measurement of ultra-trace elements in samples. Here, we test the method's practicality and …

Understanding the origin and evolution of life on Earth and potentially other planets in our
solar system is of fundamental interest for humanity. For the longest time in Earth's history …

Early Cambrian black shales on the Yangtze Platform host a regionally distributed highly
metalliferous sulfide-rich carbonaceous unit which has been the subject of extensive debate …

Abstract The Ediacaran–Cambrian transition was one of the major transitions in Earth's
history, with mass extinctions and radiation of animals. This event has been linked with …

Abstract The Sichuan–Yunnan–Guizhou (SYG) Zn–Pb metallogenic zone in SW China
contains> 400 carbonate-hosted hydrothermal Zn–Pb deposits. Some of these, such as the …

Thelephora penicillata is an ectomycorrhizal mushroom that can accumulate extraordinarily
high concentrations of Cd, As, Cu, and Zn in its fruit-bodies. To better understand its element …

Cadmium (Cd) isotope signatures (expressed as δ 114 Cd values) in seawater and in
suitable modern and ancient sediments have been proposed as a useful tracer for …