@article{22,
  keywords = {climate policy},
  author = {Katharine Ricke and Juan Moreno-Cruz and Jacob Schewe and Anders Levermann and Ken Caldeira},
  title = {Policy thresholds in mitigation},
  year = {2016},
  journal = {Nature Geoscience},
  volume = {9},
  doi = {https://doi.org/10.1038/ngeo2607},
}