WorldTwin · The Daily Brief

Daily Brief — 2026-09-27

What the instruments said. Dated, sourced, and never quietly fixed.
window 2026-09-26T06:47:01Z → 2026-09-27T06:47:01Z 10 of 92 sources reporting · generated 2026-09-27T06:47:01Z
PIPELINE: manifest generated 2026-09-27T06:46:17Z · newest fetch 2026-09-27T06:46:17Z

An enabled source is dark: gdacs_events (since 2026-09-24T23:53:59.502794+00:00).

1 · Largest earthquake · 24 h · USGS

M5.6 — 74 km ESE of Kokopo, Papua New Guinea, depth 57.78 km
USGS Earthquake Hazards Program · observed 2026-09-26T14:08:17Z · fetched 06:44 UTC · Public domain (US Government)
source ↗ · raw cache ↗ · view on globe ↗

2 · Highest active GDACS alert

Highest GDACS alert: no active alert in the last 24 h; the GDACS feed has not updated since 2026-09-24T23:53:59Z (2.3 d).
GDACS (Global Disaster Alert and Coordination System, JRC) · observed 2026-09-24T23:53:59Z · fetched 23:53 UTC · CC-BY 4.0
source ↗ · raw cache ↗ · view on globe ↗

3 · Fire detections · 24 h · NASA FIRMS (VIIRS)

4,632 VIIRS fire detections in 24 h — no 7-day median yet — count record since 2026-09-24
NASA FIRMS (VIIRS SNPP) · observed 2026-09-27T05:44:00Z · fetched 06:04 UTC · NASA open data
source ↗ · raw cache ↗ · view on globe ↗

4 · Instrument of the day · Atmospheric CO₂ · NOAA GML

Atmospheric CO₂ 425.9 ppm at Mauna Loa Observatory, Hawaii (measured 2026-09-24) — newest reading is 3.3 d old
NOAA Global Monitoring Laboratory · observed 2026-09-24T00:00:00Z · fetched 06:30 UTC · window as of 2026-09-24 · Public domain (US Government)
source ↗ · raw cache ↗ · view on globe ↗

5 · Went dark / came back · 24 h delta

No enabled source went dark or came back in this window.
computed against 2026-09-26 · a retired layer is never “dark” — retirement is a dated decision, not a failure