In terms of cost, Crowther said that “the most effective projects” do restoration at about ¢30 per tree, meaning that restoring a trillion trees would be about $300 billion—which, he added, makes tree restoration “by far the cheapest solution that has ever been proposed.”Click to see full answer. Accordingly, what happens when you plant a trillion tree?As a consequence, 20% of the planet’s greenhouse emissions are caused by deforestation, compared to 14% by transportation. If we planted a trillion trees, we could offset a decade’s worth of those emissions.One may also ask, how much does it cost to get a tree planted? It depends on the cost of planting a tree. And this cost per tree varies widely between different reforestation projects. It can go from as little as 10 cents per tree to over $20 per tree. In other words, with $20, you could plant 200 trees, or you could plant 1 tree, depending on the project. Likewise, people ask, how much does it cost to plant 1000 trees? Costs. Pine seedlings are cheaper and easier to plant than hardwoods. Seedling costs for pine average $40 per 1000 seedlings, while hardwoods such as yellow-poplar and oaks average $250 or more per 1,000 seedlings.Is it possible to plant 1 trillion trees? 1 Trillion Tree Initiative 13,629,563,106+ trees are planted as of the 4th of February 2020.