Before revision:  As an application, } we show how to leverage down-up random walks to approximately sample  spanning trees in a graph with n edges in time O(n\log^2 n) , improving on the almost-linear time algorithm by Schild [Sch18].
After revision:  As an application, } we show how to leverage down-up random walks to approximately sample random forests or random spanning trees in a graph with n edges in time O(n\log^2 n) , improving on the almost-linear time algorithm by Schild [Sch18].