Opinion, by Alfonso Stefanini
RIO DE JANEIRO, BRAZIL - It is common sense among anyone in tune with the environmental challenges of years to come that water will be more precious than gold. Brazil is endowed with 10 to 12 percent of the fresh water resources in the world, but is not managing such richness properly.
Although 72 percent of the population in the country lives in the south and southeast regions, they only have access to fifteen percent of Brazil's hydric resources, according to Ethos Institute. The majority of the water in the country is in the Amazon Basin . . .