Why do the countries around the Caspian Sea, other than Russia, have the highest economic output?

Why is the improved education of girls so important, especially with regard to economics and health? what are the leading causes of death among teenage girls in africa and how are they tied to education?

Asap! ! ! ! true or false the gobi desert, the largest desert in asia. covers parts of northern china and southern russia

Political boundaries are determined by the political party in control at the time. true or false