flughafen-zuerich.ch scores C — 1,466 g CO₂ per million pageviews, 0.9× the DACH average, with 98% of that being tracking overhead rather than ad-serving.
Ad-relevant
1466
g CO₂ / 1M pageviews
Ad-serving only
33
g CO₂ / 1M pageviews
18
kg CO₂ / year at 1M pageviews per month
30
% cleaner than the DACH index
98
% of the footprint is tracking overhead, not ad-serving
Measured on the live electricity grid from public page-load data — an estimate of a site's ad-tech architecture, not a measured campaign figure. See the methodology →