Indicators

Every score, its raw value, the period it describes, its source and its licence.

27 indicators · recomputed 25 Sept 2026, 04:23 UTC

Physical and biological state of the planet: climate, oceans, disasters, forests, air, biodiversity. Global aggregate only.

47.9/ 100
▲ +2.0 · 12 mo · coverage 100%
INDICATORRAW VALUEWEIGHTSOURCE · LICENCESCORE / 100
Global temperature anomaly (vs pre-industrial)
Data for Aug 2026Monthly
+1.47°C above pre-industrial (1880-1899 proxy, GISTEMP + 0.26)
25%NASA GISS GISTEMP v4Public domain
53.2
Global mean sea level rise
Data for Sept 2026Monthly
+109mm above the 1993 altimetry baseline
15%NASA-SSH Global Mean Sea Level (PO.DAAC / Earthdata)Public domain
63.6
Extreme events (weighted GDACS alerts)
Data for 1 Sept 2026Real time
650weighted score over a rolling 90-day window
15%GDACS (EU/UN disaster alerts)Free with attribution
65.5
Global annual tree cover loss
Data for 2024Annual
29.6million hectares / year
15%Global Forest Watch Data APICC-BY-4.0
21.6
Global PM2.5 exposure (population-weighted)
Data for 2023Annual
32.9µg/m³ (annual mean)
10%World Bank Open Data (WDI + WGI)CC-BY-4.0
23.8
Red List Index (SDG 15.5.1, world)
Data for 2025Annual
0.74index 0-1 (1 = minimal extinction risk)
20%Our World in DataCC-BY-4.0
48.0
Weighted mean of normalized indicators — see the methodologyscore = Σ weightᵢ × indicatorᵢ