To combat climate change, every country on Earth could stop the burning of oil completely. Or they could simply pay attention to the way they manage their land. In a groundbreaking new study — led by scientists from the U.S.-based The Nature Conservancy, along with 15 other institutions worldwide including Cornell University and the Brazilian government — land stewardship is put front and centre in the fight against climate change. In what they’ve called the first analysis of its kind, published in the Proceedings of the National Academy of Sciences, researchers quantified the potential impact of 20 land-based actions that could be taken to ease human impacts on the Earth’s environment. …Their biggest solution is straightforward: more trees.