@tgwf/co2/dist/cjs/constants/index.js.map

Work out the co2 of your digital services

{
  "version": 3,
  "sources": ["../../../src/constants/index.js"],
  "sourcesContent": ["import fileSize from \"./file-size.js\";\nimport averageIntensity from \"../data/average-intensities.min.js\";\n\n// SUSTAINABLE WEB DESIGN CONSTANTS\n// this refers to the estimated total energy use for the internet around 2000 TWh,\n// divided by the total transfer it enables around 2500 exabytes\nconst KWH_PER_GB = 0.81;\n\n// these constants outline how the energy is attributed to\n// different parts of the system in the SWD model\nconst END_USER_DEVICE_ENERGY = 0.52;\nconst NETWORK_ENERGY = 0.14;\nconst DATACENTER_ENERGY = 0.15;\nconst PRODUCTION_ENERGY = 0.19;\n\n// These carbon intensity figures https://ember-climate.org/data/data-explorer\n// - Global carbon intensity for 2023\nconst GLOBAL_GRID_INTENSITY = averageIntensity.data[\"WORLD\"];\nconst RENEWABLES_GRID_INTENSITY = 50;\n\n// Taken from: https://gitlab.com/wholegrain/carbon-api-2-0/-/blob/master/includes/carbonapi.php\n\nconst FIRST_TIME_VIEWING_PERCENTAGE = 0.75;\nconst RETURNING_VISITOR_PERCENTAGE = 0.25;\nconst PERCENTAGE_OF_DATA_LOADED_ON_SUBSEQUENT_LOAD = 0.02;\n\nconst SWDV4 = {\n  OPERATIONAL_KWH_PER_GB_DATACENTER: 0.055,\n  OPERATIONAL_KWH_PER_GB_NETWORK: 0.059,\n  OPERATIONAL_KWH_PER_GB_DEVICE: 0.08,\n  EMBODIED_KWH_PER_GB_DATACENTER: 0.012,\n  EMBODIED_KWH_PER_GB_NETWORK: 0.013,\n  EMBODIED_KWH_PER_GB_DEVICE: 0.081,\n  GLOBAL_GRID_INTENSITY: 494,\n};\n\nconst SWDMV3_RATINGS = {\n  FIFTH_PERCENTILE: 0.095,\n  TENTH_PERCENTILE: 0.186,\n  TWENTIETH_PERCENTILE: 0.341,\n  THIRTIETH_PERCENTILE: 0.493,\n  FORTIETH_PERCENTILE: 0.656,\n  FIFTIETH_PERCENTILE: 0.846,\n};\n\nconst SWDMV4_RATINGS = {\n  FIFTH_PERCENTILE: 0.04,\n  TENTH_PERCENTILE: 0.079,\n  TWENTIETH_PERCENTILE: 0.145,\n  THIRTIETH_PERCENTILE: 0.209,\n  FORTIETH_PERCENTILE: 0.278,\n  FIFTIETH_PERCENTILE: 0.359,\n};\n\nexport {\n  fileSize,\n  KWH_PER_GB,\n  END_USER_DEVICE_ENERGY,\n  NETWORK_ENERGY,\n  DATACENTER_ENERGY,\n  PRODUCTION_ENERGY,\n  GLOBAL_GRID_INTENSITY,\n  RENEWABLES_GRID_INTENSITY,\n  FIRST_TIME_VIEWING_PERCENTAGE,\n  RETURNING_VISITOR_PERCENTAGE,\n  PERCENTAGE_OF_DATA_LOADED_ON_SUBSEQUENT_LOAD,\n  SWDV4,\n  SWDMV3_RATINGS,\n  SWDMV4_RATINGS,\n};\n"],
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  "names": ["fileSize", "averageIntensity"]
}