{
  "$type": "site.standard.document",
  "bskyPostRef": {
    "cid": "bafyreib5kst4jlj2fb4cczea7r5hvxcadqmthk3ki3rm4fnrqfpudaintq",
    "uri": "at://did:plc:mxzzpugn7bprjjrszwkbez3u/app.bsky.feed.post/3mjhyccjyleq2"
  },
  "coverImage": {
    "$type": "blob",
    "ref": {
      "$link": "bafkreifzackrvdl5oj74irg7vrxfaw3k4frw2j5pzvy6zu623mzo6gjvue"
    },
    "mimeType": "image/jpeg",
    "size": 144370
  },
  "path": "/news/2026-04-concrete-shrimp-sustainable.html",
  "publishedAt": "2026-04-14T13:00:07.000Z",
  "site": "https://techxplore.com",
  "tags": [
    "Engineering"
  ],
  "textContent": "Cement production is responsible for around 8% of global carbon dioxide emissions, primarily due to the production of Portland cement. In response to this environmental challenge, geopolymers—materials obtained through the alkaline activation of natural aluminosilicates—have emerged as a sustainable alternative with a lower carbon footprint and comparable mechanical properties in non-structural applications.",
  "title": "Clean concrete: How shrimp waste can transform sustainable construction"
}