Lists any active approvals to which you can respond. It also contains a link to the Approvals Pending My Response view. The My Active Approvals view is the default view.

Lists all the approvals waiting for your response. This list is a subset of the My Active Approvals view. It includes any approvals that are waiting for your approval (that you have not responded to already). You can also see approvals pending your response on the My Tasks page.