he had ceded too much to students. In April 2010 the reconstruction of the Emilio Pugin building of the Sciencie Faculty, started the competitive bidding. And in this year it would start the reconstruction. Cubillos won the 2010 election with 229 votes, 13 less than the prior election. the second term ended in June 2014. Campus UACh main campus, Isla Teja Campus, occupies the whole northwest of Isla Teja in Valdivia. Campus Isla Teja is the home of UACh's administration, Cine Club, botanical garden and most faculties. The botanical garden is a recreational area as well as a place of study with a total of around 950 plant species growing in its 12 ha. Most plants in the botanical garden belong to Valdivian temperate rain forest but there are others with exotic origins. The waters of Cau-Cau River that flows through the northern parts of the botanical garden allows a section of wetland plant species included in the garden. The engineering faculty operates in Campus Miraflores located along Valdivia River south of Valdivia's Plaza de Armas. A third campus exists in Puerto Montt where business administration, speech and language pathology and aquaculture are studied. UACh has apart from the campuses several properties spread through Los Ríos and Los Lagos Region such as Parque Arboretum in northern Isla Teja, the Calfuco field station in the coast near Niebla and the forests of San Pablo de Tregua in the Andean foothills. Research UACh is one of the leading universities of Chile in matters of scientific research. It was ranked second only to the University of Chile in scientific research by El Mercurio and was the third university to receive most of government Mecesup research funds in 2008. Some of the fields where UACh scientists have made contributions include: Archaeology: In archeology university scientists Mario Pino and Tom Dillehay, led the excavations of at Monte Verde, one of the earliest archaeological sites in the Americas. Another site investigated by university scientists is Chan-Chan a site that gives name to the Archaic Chan-Chan Complex. Dairy technology and science: The university's Centro Tecnológico de la Leche (lit. Milk Technology Centre) have been credited by scholar Paulina Rytkönen for being behind the higher dairy productivity in Los Ríos Region when compared with adjacent Los Lagos Region. Dendrochronology: Scientists at the Dendrochronology Laboratory of UACh has set up the longest dendrochronology in the Southern Hemisphere going back