Want to help save the planet by planting trees? Add this song to your playlist.

Here’s a clever way of raising money for an environmental cause. This Song Plants Trees has a short track that they ask everyone asks to their playlist. As per streaming platform rules, it will earn a little revenue if it plays 30 of its 31-second length. For every 100 streams of the track, This Song Plants Trees will, well, plant a tree.

They call it an “MP-Tree.” Hah.

It costs us nothing but earns money to help the planet. Cool, no? Get set up here.