# Chi Chen Back to [[Topics/Climate Change Science and Policy Debate/Climate Change Science and Policy Debate|Climate Change Science and Policy Debate]] · [[Topics/Climate Change Science and Policy Debate/Research and Evidence|Research and Evidence]] **Role:** Remote-sensing scientist; lead author of 'China and India lead in greening of the world through land-use management' (2019). - Lead author of **Chen et al. 2019**, *Nature Sustainability* 2:122 ([doi](https://doi.org/10.1038/s41893-019-0220-7)). - **Findings:** from 2000 to 2017, China (25%) and India (6.8%) accounted for a disproportionate share of the net increase in leaf area, driven by afforestation and intensive cropping rather than CO₂ alone. - Boston University at publication ⚠️.