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GET /v1/country

A country's GHG emissions for a year

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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/climatetrace-api

It works. Grab an API key and use it in your project.

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Code snippets

curl "https://api.oanor.com/climatetrace-api/v1/country" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/climatetrace-api/v1/country", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/climatetrace-api/v1/country");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/climatetrace-api/v1/country",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "year": 2022,
        "count": 1,
        "countries": [
            {
                "rank": 2,
                "country": "USA",
                "continent": null,
                "emissions": {
                    "ch4_t": 37690016,
                    "co2_t": 5403442404,
                    "n2o_t": 677321,
                    "co2e_20yr_t": 9096074557,
                    "co2e_100yr_t": 6911308569
                },
                "asset_count": null,
                "previous_rank": 2,
                "world_share_co2e_percent": 11.8
            }
        ]
    },
    "meta": {
        "timestamp": "2026-06-01T16:23:00.197Z",
        "request_id": "7df7f2fb-7ab2-4ae4-addc-ebdcf3e2d9ea"
    },
    "status": "ok",
    "message": "Country emissions retrieved",
    "success": true
}