Why "Children of Men" should be nominated for Best Picture

I saw this movie last night and was blown away by it. It would be a travesty of justice and merit if this movie doesn't win the Best Picture this year. The trailer should make you wanna go out and see it today. No spoilers.

"Set in 2027, when no child has been born for 18 years and science is at loss to explain the reason, African and East European societies collapse and their dwindling populations migrate to England and other wealthy nations. In a climate of nationalistic violence, a London peace activist turned bureaucrat Theo Faron, joins forces with his revolutionary ex-wife Julian in order to save mankind by protecting a woman who has mysteriously became pregnant" [source]