Along with other nations in the Arctic Council, Canada, Sweden, Iceland, Norway, Finland, Denmark and Russia, the maritime boundaries in the far north will be decided after countries have completed their submissions, due in 2012. Russia has made an extensive claim based on the Russian position that everything that is an extension of the Lomonosov Ridge should be assigned to Russia. Their submission had been rejected when first submitted by the United Nations in 2001. The regions represent some of the most extreme environments on Earth yet there is a hope for hypothetically commercially viable oil and gas deposits.