Planting trees won’t save the planet from climate change
Erle C. Ellis, Mark Maslin and Simon Lewis write: One trillion trees. At the World Economic Forum last month, President Trump drew applause when he announced the United States would join the forum’s initiative to plant one trillion trees to fight climate change. More applause for the decision followed at his State of the Union speech. The trillion-tree idea won wide attention last summer after a study published in the journal Science concluded that planting so many trees was “the…