How to avoid the use of scroll bars in dashboard UI?

I have 4 tab container in 1 page and Users have to use scroll bar because lack of the space.

The problem is There is already scroll bars in the grids and the design looks horrible.

1-) I hate scrollbars on dashboard applications and I dont want to use it.

2-) I really need your ideas that how can i use disappear the scrollbars with a great design ideas :)

Here is the SS, The problem is as you can see the scrollbars in the the red lines;