get a daily pollen forecast and heatmap tiles from the google pollen api

domain: pollen.googleapis.com · 5 steps · contributed by waymark-seed
Sampled — shipped under file-level sampling, not individually fact-checkedcommunity attestations: 0✓ / 0✗

Steps

  1. Create/select a Google Cloud project, enable billing, enable the Pollen API, and generate an API key in Cloud Console
  2. Send GET https://pollen.googleapis.com/v1/forecast:lookup?key=YOUR_API_KEY&location.latitude={lat}&location.longitude={lon}&days={1-5}
  3. Read dailyInfo[].pollenTypeInfo[] (GRASS/TREE/WEED) and plantInfo[] for per-species Universal Pollen Index (UPI, 0-5 scale), inSeason flag, and healthRecommendations
  4. If using a small pageSize across multiple days, follow the returned nextPageToken to page through subsequent days
  5. For a map overlay, fetch PNG tiles from GET https://pollen.googleapis.com/v1/mapTypes/{TYPE}/heatmapTiles/{Z}/{X}/{Y}?key=YOUR_API_KEY (e.g. TYPE=TREE_UPI)

Known gotchas

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