There are several things that demographers use to predict how a population will grow. Some of them include gender balance, age, income levels and so much more.
Demographers find population growth by birthrates and deathrates.
They use the current population and use percentages to predict the later population.
This question is unclear because I do not know what collares are.
Yes, through the use of global positioning systemsscientists use satellite data to predict earthquakes.
Nuclear energy
To predict changes in allel frequency
they use satellites to see if there is high or low pressure.
they use a radar and they use it to find earthquakes. might not be right but sorry tried
elements
psycologists who can run a psycological profile on the person they're investigating
No
Scientists are able to predict large earthquakes to a certain extent. With the use of certain statistical methods, many earthquakes are able to be predicted.
They use a Periodic Table.
Time.