Projects are planned for works on water supply, schools, health facilities and roads.
The works have an initial budget of US$13.7mn and will focus on Río Gallegos. They are expected to benefit 30,000 residents by reducing flood risks.
Some 78% of the businessmen surveyed say they fear a 5-20% increase in associated costs due to climate change, while 66.2% said they have already been affected in the last five years.
Chile and Colombia are the best-prepared countries in Latin America and the Caribbean for public-private partnerships (PPP), according to an infrastructure report.
BNDES has forecast some US$301bn in infrastructure investments throughout Brazil over the next four years.
The Argentine state will have to pay the companies that took part in the concessionaire, including France's Suez Environnement, for terminating the concession in 2006.
The coastal cities of Valparaíso, Viña del Mar and Concón have suffered several service cuts and high turbidity in the water supply, according to a motion.