The second edition of the Salon de l'Immobilier Bas Carbone (Low Carbon Real Estate Show), which took place from 20 to 22 September 2023 at the Grand Palais Éphémère in Paris, was once again this year rich in meetings and demonstrations of know-how for the entire sector real estate. Placed under the high patronage of Emmanuel Macron, President of the French Republic and opened in the presence of climatologist Jean Jouzel, the SIBCA, co-organised by France Conventions and the BBCA Association, brought together 8,750 real estate professionals who design, build, renovate, operate major urban projects and the buildings of tomorrow as well as institutional investors, financiers and many local elected officials, key players in the sector.Since its launch last year, the ambition of SIBCA has been to present the excellence and low-carbon know-how of the real estate sector and to highlight the most exemplary low-carbon achievements. With attendance up 25% in 2023, the 8,750 participants (vs. 6,575 in 2022) who followed one another during these 3 days provided rich exchanges, conferences, announcements, partnerships and networking. This second edition affirms the desire of an entire ecosystem to make controlling the carbon footprint a priority. Low carbon drives a revolution in practices at all levels: town planning, regional planning, construction, energy, carbon storage, circular economy, pooling of uses, reuse, recycling, etc.