Remove a parameter from queryParams angular 2

Question

I navigate to a certain page in my app with a query parameter. After I get the parameter from the URL I want to delete it, ideally I would have this:

Answer 1

UPDATE It is not necessary to add queryParams in rc6 anymore.

Not sure if it is the case:

After routing to a component with query params, all the other urls in this component contain the query params automatically. Anytime you navigate to another url the query params stay.

If so, one possible solution could be at query params on html tag

If not, I am actually also interested in the answer :P