Veolia Environnement has operations in water, waste management, energy, and transportation. Veolia Water provides water and wastewater services to more than 110 million people and is the world's largest water company. Veolia Environmental Services serves more than 50 million people a year and its majority-owned energy unit Dalkia operates global co-generation facilities and heating and cooling systems. Veolia Transport is a European provider of bus, light-rail and rail transport and operates in 25 countries.