Надо 5 предложений по про россию)) заранее

1-More than 70% of Russian territory is occupied by plains and lowlands.
2-The big problem in Russia is significantly increased in the XXI century deforestation
3-Russia - a federal republic of presidential type
4-in 2013, Russia was in the presence of 1 480 nuclear warheads
5-The currency - the Russian ruble.