Nearly 300,000 Costa Ricans have water shortages and that number could increase, according to Alex Solis, head of the National Emergency Commission, which coordinates a committee to address the climate phenomenon.
Nambà beans are tolerant to extreme drought conditions and high temperatures; they have a shorter production cycle and show more resistance to various diseases.
2015 was a year of rainfall extremes in Costa Rica -- Guanacaste faced a historically bad drought and heavy rainfall caused floods along the Caribbean.
