Effect sizes and confidence intervals from 31 randomised cloud-seeding trials, 1961–2024

Origin: They Buried science desk
Dated: Compiled 2026
Extent: 41 pages
Status: accepted
Redactions: None.

Chain of custody

Taken from the original papers rather than from reviews of them, because effect sizes shrink on the way through a summary and intervals disappear entirely. Every row cites the paper it came from and the page the interval is on.

Held by: They Buried; sources all public

Excerpt

ISRAEL II (1969-75) · winter orographic · glaciogenic
  reported effect ......... +13%
  95% interval ............ +3% to +23%
  note: re-analysis 1990s narrowed and did not eliminate

GAO REVIEW (all programmes)
  range of estimates ...... 0% to 20%
  note: ZERO IS IN THE RANGE. this is not a scandal, it is
        what an honest wide interval looks like.

Transcribed by the data desk. Line breaks follow the original. Bracketed matter is ours.

Editor's note

The point of this table is the interval column, which is the column that gets dropped everywhere else.

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