The 2015 edition provides coordinated population, urban land area and density data for all 1,009 identified urban areas with at least 500,000 population. These urban areas account for approximately 52 percent of the world urban population. Largest Cities in 2015.
Due Date Calculator. This interactive Due Date Calculator will help you estimate the date your baby will arrive. Pregnancy usually lasts 280 days (40 weeks) from the first day of the woman's last menstrual period. This calculator is a general guide: every pregnancy is unique, and sometimes babies arrive sooner or later than expected. Always talk to your health care provider about your due date.
1 Pregnancies usually last from 37 weeks to 42 weeks. 2  To work out your due date, you need to count 40 weeks from the first day of your last period. 3  You can get a result from a home pregnancy test as early as a day after your period is due.orking out your due date. To work out your due date, you need to count 40 weeks from the first day of your last period. You could even try working out your date from when you think you conceived â tricky for most women as they won't know exactly when they ovulated!