On qantas.com, advertising and tracking add ≈ 12,715 g CO₂ per million pageviews (196 g from ad-serving alone) — 2.4× the index average, cleaner than 11% of the sites we measure.
Ad-relevant
12715
g CO₂ / 1M pageviews
Ad-serving only
196
g CO₂ / 1M pageviews
153
kg CO₂ / year at 1M pageviews per month
11
% 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 →