Mexico City country and international connections. There are some intercity buses that leave directly from the Mexico City International Airport. Mexico City is served by Mexico City International Airport (IATA Airport Code: MEX). This airport is Latin America's busiest, with daily flights to United States and Canada, Mexico, Central America and the Caribbean, South America, Europe and Asia. Aeroméxico (Skyteam) is based at this airport, and provide codeshare agreements with non-Mexican airlines that span the entire globe. The airport is also a hub for Volaris, Interjet and Aeromar. In 2016, the airport handled almost 42 million passengers, about 3.3 million more than
Water supply and sanitation in Latin America at the state level (as in Argentina and in some states of Mexico). Their functions vary and may include tariff approvals, monitoring of service quality and handling of complaints. Environmental regulation is entrusted to environmental agencies and the regulation of drinking water quality to Ministries of Health. Supporting the numerous community organizations that provide water and sanitation services in Latin America – mainly in rural areas – is a key public function that is often underestimated and neglected. Responsibility for this function, if it is defined at all, can be assigned to a government Ministry and its regional branches, a