AD-CARBON FOOTPRINT · DACH INDEX

watson.ch

News
CH
B
Ad-carbon grade
On watson.ch, advertising and tracking add ≈ 649 g CO₂ per million pageviews (12 g from ad-serving alone) — 0.1× the index average, cleaner than 68% of the sites we measure.
Ad-relevant
649
g CO₂ / 1M pageviews
Ad-serving only
12
g CO₂ / 1M pageviews
8
kg CO₂ / year at 1M pageviews per month
68
% 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 →

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