Christmas: the warmest holiday of the year is also one of the most carbon-heavy
Presents under the tree, family dinners, lights and home decorations — Christmas is the favorite holiday of the French. But behind the festive magic lies a climate reality that few dare to face: in France, each Christmas generates an average of 650 kg of CO2 per person, according to an estimate by ADEME and the consulting firm Carbone 4. That's the equivalent of 4,500 km by gas-powered car, or a round-trip flight from Paris to Barcelona... multiplied by two.
Good news: understanding where these emissions come from makes it possible to significantly reduce them, without sacrificing the holiday magic.
Category by category: breaking down the Christmas carbon footprint
Gifts: the heaviest category
Gifts account for an average of 40% of the Christmas carbon footprint, or about 260 kg of CO2 per person. This figure covers not only the manufacturing of the items, but also their packaging, their transportation from the country of manufacture (often China or Southeast Asia), and their delivery.
Carbon footprint examples by gift type:
- New smartphone: 70 to 90 kg of CO2 depending on the model.
- Gaming console: 50 to 80 kg of CO2.
- Clothing (fast fashion): 3 to 10 kg of CO2 per item.
- Plastic toys: 5 to 20 kg of CO2 depending on size.
- Book: about 1 kg of CO2.
- Local organic cosmetics gift set: 2 to 5 kg of CO2.
The message is clear: the nature of the gift matters as much as its price. A second-hand book or a set of local artisan products emits 10 to 50 times less CO2 than an imported electronic gadget.
The Christmas dinner: delicious but CO2-heavy
The holiday dinner is the second largest category, representing 20 to 25% of the total carbon footprint, or about 130 to 160 kg of CO2. Meat is by far the main factor. A traditional meal with oysters, foie gras, turkey, and Yule log can emit between 8 and 15 kg of CO2 per person — the equivalent of 100 km by car.
- 1 kg of beef: 25 to 30 kg of CO2.
- 1 kg of chicken or turkey: 5 to 7 kg of CO2.
- 1 kg of cheese: 8 to 10 kg of CO2.
- 1 kg of salmon (farmed): 4 to 6 kg of CO2.
- 1 kg of seasonal French vegetables: 0.5 to 1 kg of CO2.
Travel: the overlooked factor
To reunite with family at Christmas, the average French person travels 300 to 500 km — often by car, sometimes by plane for geographically dispersed families. This category represents about 25% of the holiday carbon footprint.
- Paris-Lyon by car (round trip, alone): about 80 kg of CO2.
- Paris-Lyon by high-speed train (round trip): about 3.5 kg of CO2 — 23 times less.
- Paris-New York by plane (round trip): about 1,700 kg of CO2 per passenger.
Decorations and lighting
Real tree or artificial? LED lights or traditional? This category, often underestimated, represents about 10% of the holiday carbon footprint:
- A real tree that is rented or recycled emits about 3.5 kg of CO2 over its lifecycle — and can be composted or replanted.
- An artificial tree made of plastic imported from China emits about 40 kg of CO2 to manufacture. You need to use it for more than 10 years for it to be less impactful than annual real trees.
- LED string lights consume 80% less energy than traditional incandescent lights.
- Public illuminations in cities like Paris or Lyon account for several hundred tonnes of CO2 over the holiday period.
"Christmas is the time of year when our acts of love have the highest carbon footprint. The paradox of generosity."
— Virginie Schwartz, Director of ADEME, December 2024
10 tips for a greener Christmas without spoiling the magic
Reducing the carbon footprint of Christmas doesn't mean going without. It means making smarter choices.
- Favor experience gifts: concerts, cooking classes, spa days, service subscriptions — zero packaging, zero transportation, zero waste.
- Choose refurbished for electronic gifts: a refurbished iPhone on Back Market emits 80% less CO2 than a new one.
- Reduce the share of red meat in the holiday dinner: replacing beef with turkey or fish cuts food emissions by 4 to 5 times.
- Choose local and seasonal products for starters: Breton oysters, French cheeses, champagne rather than imported wines.
- Take the train for family travel whenever possible — and book early for the best fares.
- Carpool if driving is unavoidable — filling the car divides emissions by the number of passengers.
- Choose a potted real tree that you replant afterward, or rent one from a local grower.
- Limit packaging: recycled wrapping paper, reusable boxes, furoshiki (Japanese wrapping fabric).
- Turn off the string lights at night — they waste several kilowatt-hours per night for nothing.
- Offset what you couldn't reduce: calculate the residual footprint of your holidays and contribute to a certified project.
After Christmas: waste management
The holiday season generates 15% more waste in France compared to the rest of the year, or about 150,000 additional tonnes of waste. Gift wrapping, food waste, trees, decorations — all of this must be managed responsibly:
- Real trees should be taken to designated collection points for composting.
- Wrapping paper is often non-recyclable due to glitter and lamination — check before throwing it away.
- Electronic devices replaced by new gifts should be taken to recycling centers or stores for recycling (a legal requirement).
For practical tips on reducing your carbon footprint throughout the year, check out our article on 15 actions to reduce your carbon footprint in daily life. And to better understand the specific carbon impact of your diet — including holiday meals — our guide on food and carbon footprint will give you all the tools.
A greener Christmas is a more mindful Christmas. And mindfulness may be the most beautiful gift you can give yourself.