From the 1980s to the 1990s, Japan led the development of seawater uranium extraction, achieving the extraction of 1 kg (2.2 pounds) of yellowcake, or uranium concentrate, through extensive marine ...

Typical activity concentrations of uranium isotopes in vegetables are slightly higher than those found in drinking water. The range of activity concentrations of U-238 measured in grain and leafy ...

The International Atomic Energy Agency (IAEA) confirmed on July 1 and July 8 that Iran has exceeded the 300 kg limit set for its stockpiles of low enriched uranium and had exceeded the 3.67% ...