NASA: a warmer world

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NASA GISS combines land and ocean observations into a global temperature index. This frozen series compares completed annual means through 2025 with the 1951–1980 baseline.

Global temperature has risen since the late nineteenth century

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Rich Markdown

---
title: "NASA: a warmer world"
styles: [air]
---

```chart
{
  "axes": {
    "x": {
      "format": "year"
    },
    "y": {
      "label": "Temperature anomaly",
      "unit": "°C"
    }
  },
  "data": {
    "csv": "data.csv"
  },
  "encoding": {
    "x": "year",
    "y": "anomaly_c"
  },
  "title": "Global temperature has risen since the late nineteenth century",
  "type": "line"
}
```

Data and credits

Complete report and provenance · Rich Markdown source · CSV observations.