An analogous program exists in seawater, where 44Ca/40Ca tends to rise when the rate of elimination of Ca2+ by mineral precipitation exceeds the enter of new calcium in the ocean. In 1997, Skulan and DePaolo introduced the first evidence of change in seawater 44Ca/40Ca above geologic time, in addition to https://ca18528.bloggazza.com/27637003/a-simple-key-for-toxic-hazardous-waste-in-santa-ana-unveiled