About the Authors
- Lucas N. Joppa
- Nicholas School of the Environment and Earth Sciences, Duke University, Durham, North Carolina, United States of America
- Alexander Pfaff
- Public Policy, Economics, and Environment, Duke University, Durham, North Carolina, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: LNJ AP. Performed the experiments: LNJ AP. Analyzed the data: LNJ AP. Wrote the paper: LNJ AP.