broadcasts of documentaries, films and ecology. Between 27 and 29 September 2005 the first national water meeting was organized. The municipality wanted to, through organised days, increase the exchange of information and experiences for greater synergy in the field of preservation and protection of water. It also created and published the Charter of Environmental Quality and Accessibility at construction sites. This charter aims to reduce and limit pollution caused by urban sites such as noise pollution, waste products and water and soil pollution. Twin towns – sister cities Aix-les-Bains is twinned with: Milena, Italy Moulay Yacoub, Morocco Zhangjiajie, China Population and society 66% of the population of Aix-les-Bains is under sixty. The demographic trend in the Aix area tends to an aging population and a high proportion of single people. Age structure of the city of Aix-les-Bains in 2017: The total number of households in Aix-les-Bains is 15,482 (2017). These households are not all equal in numbers of individuals. Some of these households contain one, others two, three, four, five or even more than six people. Here below, is the data as a percentage of the distribution of these households, compared to the total number of households. In 1990, the town was ranked 302nd nationally and then in 1999 it passed to the 292nd position in national ranking. Its growth is therefore constantly increasing and yet is expected to accelerate in the coming years due to the increase of the birth rate and by the decrease in the mortality rate recorded in recent years thanks to medical advances and improvement in the standard of living. Its net migration for the period 1990–1999 was positive since it was valued at over 632 inhabitants placing Aix at 475th position in the national rank. The natural balance for the same period was an increase of 417 inhabitants and a total annual variation in population of 0.4%. Education Aix-les-Bains makes several educational facilities available to residents of the town including seven and nine public ; with a kindergarten and two primary schools . Common public kindergartens include: in the centre of Aix-les-Bains, Franklin Roosevelt, la Liberté - Aix-les-Bains, Lafin - Aix-les-Bains, the Sierroz, Marlioz - Aix-les-Bains and Saint-Simond. Also, the Boncelin public primary school. Public elementary schools which are present include le Choudy, du Centre, Franklin Roosevelt, la Liberté, Lafin, Le , Marlioz and Saint Simond. In the private sector, but under contract, there