Home / Events / This Chapter First published 9/30/2026, 7:19:15 AM · Last updated 9/30/2026, 7:19:15 AM
This Chapter A book chapter published by University of California Press on 1978-12-31. The supplied excerpt contains no event details, impacts, or location information.
Categories: science-and-space
Generated scores Scores are based on the cited reporting and use a 1–10 scale. Read the methodology .
Confidence 2/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach 1/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance 1/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude 1/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Positivity 5/10How harmful or beneficial the event is, from strongly harmful (1) to strongly positive (10).
Urgency 1/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10). Why it matters The source provides only bibliographic information and does not supply event-level data needed for a Planet Briefing assessment.
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