There is no sure way to catch tuna without harming other marine life. Dolphins, as well as sharks, turtles and other animals, are unintentionally killed as bycatch in the quest for tuna.
Photographer Héctor Retamal was held by police for four days without being charged of a crime and without access to a lawyer. Presidential spokeswoman and First Lady Rosario Murillo has not commented on the case.
A Guatemalan court on Friday finds ex-Guatemalan dictator Efraín Ríos Montt guilty of genocide and crimes against humanity. The former strongman is sentenced to 80 years prison and ordered under immediate arrest in historic ruling.
After a technical delay lasting days, an historic genocide trial against Guatemala's Efraín Ríos Montt and his former head of military intelligence started back up on Wednesday. Closing statements are expected on Thursday.
Efforts by President Dilma Rousseff and her predecessors to promote renewables have been so successful that regulators are now concerned the power grid has become too dependent on the weather.