Heavier than 80% of the sites we’ve measured
On a homepage load, cbc.ca pulls 1.1 MB of advertising and tracking data — 11% of the page — across 162 ad/tracker requests, from vendors such as Google Ads · DoubleClick, Google AdSense, chartbeat.com. That data costs about 5.2 kg of CO₂ per million pageviews on the EU-average grid (grade D).
Google Ads · DoubleClick, Google AdSense, chartbeat.com