The number of Estonians may decrease.
The number of births is low. Fewer children are being born.
Many people come to Estonia from other countries. This changes the population.
In Estonia, Latvia and Lithuania, there are fewer children. This is a problem.
The population is declining. This affects schools and the military.
We need to think about important things. For example, transport and school.
People with different citizenships live in Estonia. Most are Estonian citizens.