This will be damaging for Crimea , according to Ukraine 's Tourism Board , given that Crimea attracted 6 million tourists last year . It is entirely integrated into Russia 's mainland economy and infrastructure . The peninsula only produces one - tenth of the oil it imports . If the region becomes part of Russia , Moscow will have to invest heavily in the region .
It is entirely integrated into Russia 's mainland economy and infrastructure . The peninsula only produces one - tenth of the oil it imports . If the region becomes part of Russia , Moscow will have to invest heavily in the region .