Computerized systems for tracing food have also grown overseas.
But Agriculture Department officials said they would now speed up a project to create a national database for tracing animals.
It is meticulously cross-indexed, and has proved to be a unique resource for tracing lost objects.
The petrologic polarizing microscope is used for classifying lava types and for tracing their general mineralogical history.
"There is almost no information sharing for tracing Ebola contacts between the three worst-affected countries," Ms Hawkins said.
Tax records, lawsuits, and purchases and sales of land are the chief sources for tracing a family before 1600.
[13C6]-pyrene was used for tracing the turnover.
A procedure for tracing the relevant integration paths is presented.
But now physicists may have a new method for tracing these cosmic bullets.
Using REEs for tracing groundwater flow is a relatively recent approach.
Those explosions are vital tools for tracing the evolutionary history of the universe.
