The National Climate Assessment (NCA) assesses the science of climate change and variability and its impacts across the United States, now and throughout this century.
Summary Findings
These Summary Findings represent a high-level synthesis of the material in the underlying report. The findings consolidate Key Messages and supporting evidence from 16 national-level topic chapters, 10 regional chapters, and 2 chapters that focus on societal response strategies (mitigation and adaptation). Unless otherwise noted, qualitative statements regarding future conditions in these Summary Findings are broadly applicable across the range of different levels of future climate change and associated impacts considered in this report.
…(read more).
See related:
- 4th National Climate Assessment report « RealClimate
- Climate change: Report warns of growing impact on US life – BBC News
and
- Interview with Michael E. Mann, BBC Newshour, 23 November 2018 – 2100 GMT
See accompanying details:
- Summaries and FAQ (pdf)
- The ClimateNexus briefing
- Downloadable Chapters & Documents
and report:
For the assessment of the physical science component see