About the Authors

Ram Avtar

ram.envjnu@gmail.com

Affiliations Institute of Industrial Science, The University of Tokyo, Tokyo, Japan, Research Institute for Global Change, Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan, United Nations University Institute for Sustainability and Peace, Tokyo, Japan

Rikie Suzuki

Affiliation Research Institute for Global Change, Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan

Haruo Sawada

Affiliation Institute of Industrial Science, The University of Tokyo, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RA. Performed the experiments: RA. Analyzed the data: RA. Contributed reagents/materials/analysis tools: RA RS HS. Wrote the paper: RA.