The Kara Sea ( Russian : Ð Ð Ì Ñ Ñ Ð Ð 3\/4 Ð Ð 1\/4 Ð 3\/4 Ì Ñ Ð ) is part of the Arctic Ocean . It lies north of Siberia . The Kara Sea ( Russian : Ð Ð Ì Ñ Ñ Ð Ð 3\/4 Ð Ð 1\/4 Ð 3\/4 Ì Ñ Ð ) is part of the Arctic Ocean north of Siberia .