Holiday streaming? The Christmas movies emitting the most CO₂

Source: press release, 21 December 2021

The top 10 Christmas films emitting the most CO₂ per viewing (source:
The top 10 Christmas films emitting the most CO₂ per viewing (source:

The time to indulge in everything Christmassy is in full swing as the urge to stay in, cosy up on the sofa all day and watch endless films is socially accepted and celebrated. Whether you’re in the mood for a Christmas holiday classic or a Christmas rom com, it’s safe to say the movie industry has you covered on whatever you’re feeling.

With that being said, it’s no secret that Christmas has a huge environmental impact, with plans to create and strive towards an eco-friendlier Christmas in the future. This inspired the energy saving experts at to uncover which Christmas film is emitting the most CO2 to encourage Christmas film lovers to reduce their streaming carbon footprint.

After a thorough investigation, the experts at can uncover the Christmas film potentially emitting the most CO2 is the 2006 rom com The Holiday with 126.5 grams of CO2 being emitted per viewing. The CO2 emission equivalent to one person watching the rom com classic would be the same as driving 0.426 KM in a car.

Following closely behind in second is the 1946 classic It’s a Wonderful Life, emitting an estimated 119.17 grams of CO2per viewing and would be equivalent to 0.401 KM of driving.

Ranking third is the 2003 Christmas star-studded classic Love Actually with its CO2 emissions estimated to reach 118.25 grams per viewing and 0.398 KM of driving.

The energy experts at were curious to investigate the estimated CO2 emissions of popular classical Christmas movies throughout Europe.

To do this, curated their own seed list of the most popular Christmas films by selecting those with recurring mentions in the following sources; Esquire, Rotten Tomatoes, Vulture, Good Housekeeping, Time Out and Cosmopolitan.

Approximate CO2(g) emissions for single viewings of each film within our list were calculated by multiplying the film duration (hours) by the estimated CO2 emissions per hour of video streaming of 55 g, as established by the Carbon Trust White Paper.

All data was collated in December 2021.