Physics — Chart: Energy Mix

{
  "$schema": "https://vega.github.io/schema/vega-lite/v5.json",
  "description": "Electricity generation by source",
  "data": {"values": [
    {"source": "Coal", "percent": 35},
    {"source": "Gas", "percent": 23},
    {"source": "Hydro", "percent": 16},
    {"source": "Nuclear", "percent": 10},
    {"source": "Wind", "percent": 8},
    {"source": "Solar", "percent": 5},
    {"source": "Other", "percent": 3}
  ]},
  "mark": "bar",
  "encoding": {
    "x": {"field": "source", "type": "nominal", "sort": "-y", "title": "Source"},
    "y": {"field": "percent", "type": "quantitative", "title": "% of generation"},
    "color": {"field": "source", "type": "nominal", "legend": null}
  }
}