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Ok so there is this movie I saw when I was a kid, its about global warming. Its similar to 'the day after tomorrow'. Basically everything freezes. And I just kind of remember the ending.. a submarine...

Yes yes yes!! Thamk you sooo much!!

Basically there is this girl, she lives with her father. One day they had a fight and she ran away to the central park or smth.. and there she found a time traveling tunnel.. she went to the past...

\i've seen this movie when I was about 7-9 years old.. Just remember some bits and pieces of it.
There were two sisters, one older, one younger. They were living with their father... Something...