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December 10, 2025

New Publication: Assessing climate adaptation capacity in Japan

How to assess the adaptation capacity is crucial for quantifying both current and future health impacts of climate change, as most projection studies assume a constant pace of adaptation, and assume there is no limit of adaptation. To directly evaluate temporal trends in the pace of adaptation on a nationwide scale in a straightforward manner, this recent study, led by Assistant Professor Lei Yuan, proposes a comprehensive spatial-temporal adaptation framework to assess adaptation changes over time. The local findings suggest:

• Unparalleled pace between rising temperatures and threshold temperatures in recent times in Japan from 1970s to 2010s
• Adaptation pace showed an upward trend in earlier decades but declined in magnitude in more recent years in Japan, indicating room for further adaptive capacity

The novel integrated framework to quantify the pace of historical climate adaptation by assessing the time-varying relationship between mean temperature and threshold temperatures for the first time.
The novel integrated framework to quantify the pace of historical climate adaptation
by assessing the time-varying relationship between mean temperature and threshold
temperatures for the first time.

Publication details: Yuan L, Tobias A, Ng CFS, Hashizume M. Climate change and human adaptability: an integrated framework for historical insights and future capacity in Japan. Environment International, 2025.

Oral presentation of this work is also available in the ENBEL 2025 conference recordings at 2:48:40.

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