On postimees.ee, advertising and tracking add ≈ 5,940 g CO₂ per million pageviews (1,780 g from ad-serving alone) — 1.1× the index average, cleaner than 27% of the sites we measure.
Ad-relevant
5940
g CO₂ / 1M pageviews
Ad-serving only
1780
g CO₂ / 1M pageviews
71
kg CO₂ / year at 1M pageviews per month
27
% cleaner than the DACH index
70
% 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 →