Home Sciences The second hand saved almost 1.5 million tons of CO2 in Spain...

The second hand saved almost 1.5 million tons of CO2 in Spain in 2021


The second-hand market lives a moment of splendor in Spain. Not only does it represent an opportunity to reuse goods and items that would otherwise have ended up in the rubbish bin, but it also represents a highly ecological activity. The second hand saved 1,473,522 tons of CO2 in Spain in 2021, 18.6% more than in 2020, with Andalusia, the Community of Madrid, Catalonia and the Valencian Community at the forefront in reducing emissions.

This is clear from the report ‘Environmental effect of second hand 2021’, prepared by the web portal for the sale of items of this type, Thousand Announcements, which details that in 2021 each Spaniard avoided, on average, 31.1 kilograms of CO2, 4.7 kilograms more than the previous year.

Regarding the total saving of CO2 by autonomous communities, Andalusia was the territory that contributed the mostwith 370,042 tons, followed by Madrid (154,717 tons), Catalonia (148,680 tons) and the Valencian Community (136,933 tons).

In total, 1,473,522 tons of CO2 were avoided, which is equivalent to “all the emissions of Spain in 3 full days”, and represents an increase of 18.6% compared to 2020.

The autonomous community that saved the most CO2 per inhabitant was Extremadura, with 43.78 kg per inhabitant, followed by Andalucía (43.68 kg), Navarra (40.95 kg), Castilla-La Mancha (37.92 kg) and Castilla and Leon (37.75 kg).

circular economy

second-hand sale, proposing to lengthen the life cycle of productsconstitutes a support to promote the circular economy, since it not only has an impact on gas emissions, but also you also save on the use of raw materialsespecially plastics and metals.

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Regarding the total savings of plastic, steel and aluminum in Spain in 2021, they recovered 94,188 tons of plastic, 712,040 tons of steel and 62,455 tons of aluminum. In addition, the total volume of savings of the three materials registered an increase compared to 2020, with an increase of 18.27% in plastic, 20.41% in steel and 17.7% in aluminum.

New consumption habits have promoted second-hand as a sustainable alternative, especially in the field of motoring, which has led to significant savings by giving vehicles a second life. The motor sector implied a saving of 1,407,391 tons of CO2the category that had the greatest impact on the second-hand market in terms of emissions and material savings.

Cars: yes, but looking at the age

The document details that “For each sale of a second-hand car, 2,805 kg of CO2, 193 kg of plastic, 1,319 kg of steel and 128 kg of aluminum are saved”, although the products that save the most CO2 per transaction are “trucks and buses, with 12,245 kg of CO2 each”.

Nevertheless, In the case of second-hand cars there are other sectors that alert that they can threaten the transition towards sustainable mobility, because according to their age they emit more CO2 than the first-hand ones. In this case, it is convenient to make sure that the car that is bought is not excessively old and generates too many emissions, experts point out.

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Second, the home and garden sector accounted for total savings of 33,168 tons of CO21,606 tons of plastic, 3,326 tons of steel and 77 tons of aluminum, with chairs, sofas and armchairs as the products that have contributed the most to the environment.

During 2021, the computer products of second-hand sold allowed to save 15,679 tons of CO2, 89 tons of plastic, 194 tons of steel and 5 tons of aluminum.

Among the products that contributed the most to saving CO2, mobile phones also stand out, the purchase and sale of which saved 4,520 tons of CO2.

More and more second-hand companies

The second-hand and second-hand market is experiencing a boom in Spain, because more and more online companies are exploiting this sector. Wallapop, Vinted or Marketplace are, apart from Milanuncios, some of the websites and online applications that allow you to buy and sell items that are no longer used and are in good condition.

Experts predict a bright future for second-hand, which has definitely already left the marginal areas of small and little-known establishments to come to occupy the forefront of the commercial offer. Young people also seem to be the most inclined to this market.


Environment section contact: crisisclimatica@prensaiberica.es

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