Although the Ecoparc 4 of the Barcelona metropolitan area works with the most reliable, innovative and efficient processes and machinery, there is always a part of waste that cannot be sorted nor recovered in any way – the residue.
The residue is compacted to ease transportation and it's taken to the nearby Can Mata sanitary landfill.
A sanitary landfill is a facility where waste is dumped in environmentally-safe conditions:
Residue from the Ecoparc 4 of the Barcelona metropolitan area includes less than 15% of organic matter, thus dropping dramatically the greenhouse gas and leachates emissions in Can Mata sanitary landfill.