U.S. President Joe Biden responded to the death of dissident Aleksei Navalny with new sanctions that target hundreds of Russian entities and individuals, but these could go further in key areas that are also good for the planet. Timber represents more than half of all remaining U.S. imports of Russian goods: all of Russia’s vast forests are state-owned, and some are even under control of its military. Customs data show the U.S. has imported close to $2 billion of timber from Russian companies since the war began. “The U.S. should immediately bar Russian timber, pulp & paper imports, as the E.U. and U.K. have already done,” a new op-ed argues. We propose a response that would simultaneously teach Putin a clear and painful lesson, and help save the planet from climate change. The U.S. should immediately bar Russian timber, pulp & paper imports, as the E.U. and U.K. have already done.