资讯

Stable isotope analysis could offer a new tool in the fight against wildlife poaching by helping differentiate legal mammoth ...
Teeth can tell a life’s story, even when they’re 150 million years old. One of the new frontiers in paleontological research ...
A new forensic test could help identify poached elephant ivory being disguised and smuggled as legal mammoth tusks.
A new tool to detect elephant tusks disguised as legal mammoth ivory has been deployed in the battle against poaching. Stable ...
New research from the University of California, Davis, the Chinese Academy of Sciences and Texas A&M University reveals that ...
Demand for the ornaments, jewelry, and other luxury items carved from the ivory in elephant tusks has led poachers to ...
This Section implements all activities of the IAEA's Water Resources Programme, which promotes and transfers know-how on the use of isotope hydrology as an effective tool for water resources ...
Triple oxygen isotope research has emerged as a powerful tool to enhance our understanding of hydrological processes and past climate variability. By simultaneously analysing δ18O, δ17O, and the ...
The placenta resides in a physiologically low oxygen microenvironment of the body. Hypoxia induces a wide range of stem cell cellular activities. Here, we report a workflow for exploring the role of ...
Over 300 million years ago, Earth experienced powerful bursts of carbon dioxide from natural sources—like massive volcanic ...
On a cool February morning in 1904, a spark ignited a fire in the heart of downtown Baltimore. Within hours, a raging inferno ...
Scientists have used clues locked into tree rings to reveal major changes in the Amazon's rainfall cycle over the last 40 ...