▁population ▁was ▁ 8 5 7 ▁million , ▁using ▁a ▁definition ▁which ▁includes ▁the ▁whole ▁of ▁the ▁trans cont inental ▁countries ▁of ▁Russia ▁and ▁Turkey . ▁Population ▁growth ▁is ▁compar atively ▁slow , ▁and ▁median ▁age ▁compar atively ▁high ▁in ▁relation ▁to ▁the ▁world ' s ▁other ▁contin ents . ▁ ▁R ivers ▁▁ ▁The ▁most ▁important ▁rivers ▁in ▁Europe ▁are ▁Dan ube , ▁Vol ga , ▁Rh ine , ▁El be , ▁O der ▁and ▁D nie per , ▁among ▁others . ▁ ▁European ▁rivers ▁by ▁length ▁▁ ▁The ▁longest ▁rivers ▁in ▁Europe , ▁directly ▁flow ing ▁into ▁the ▁World ▁Ocean ▁or ▁End or he ic ▁bas ins , ▁with ▁their ▁approximate ▁lengths : ▁▁ ▁Vol ga ▁- ▁  ▁▁ ▁Dan ube ▁- ▁▁ ▁U ral ▁  ▁- ▁    ▁▁ ▁D nie per ▁- ▁▁ ▁Don ▁  ▁- ▁  ▁  ▁▁ ▁Pe ch ora ▁- ▁▁ ▁K ama ▁- ▁  ▁ ▁O ka ▁  ▁- ▁  ▁▁ ▁D ni ester ▁- ▁▁ ▁Rh ine ▁  ▁- ▁  ▁▁ ▁El be ▁  ▁- ▁  ▁▁ ▁V ist ula ▁- ▁▁ ▁Tag us ▁  ▁- ▁▁ ▁D aug ava ▁- ▁▁ ▁Lo ire ▁- ▁▁ ▁E bro ▁- ▁▁ ▁Pr ut ▁- ▁▁ ▁N eman ▁- ▁▁ ▁Me use ▁- ▁▁ ▁Dou ro ▁- ▁▁ ▁Kub an ▁River ▁- ▁▁ ▁Me zen ▁- ▁▁ ▁O der ▁- ▁▁ ▁Gu ad iana ▁- ▁▁ ▁Rh ône ▁- ▁▁ ▁K uma ▁- ▁▁ ▁Seine ▁  - ▁▁ ▁M ure ș ▁- ▁▁ ▁Northern ▁D v