The concept of 1.5-degree lifestyles involves changes in household consumption for achieving levels of per person carbon footprint compatible with the 1.5°C target of the Paris Agreement (IPCC, 2018). This requires, on average, emitting the equivalent of 2.5 tons of CO₂ per person per year by 2030, and 0.7 tons of CO₂ per person per year by 2050...