Plans to build a massive thermoelectric power plant complex near an area of rich marine biodiversity has sparked fierce opposition from the small northern Chilean farming town of Totoral, which has now scored its first victory in court.
Brazil is keen to move ahead quickly with the construction of hydropower plants in neighbouring countries to supply its demand for electricity. But Peru is still stalling on an agreement between the two countries, due to a number of conflicting interests and demands.
The Brazilian government is stepping up South-South aid, to strengthen the South American giant’s status as a donor country and its international clout. It now provides assistance to 65 countries, and its financial aid has grown threefold in the last seven years.
"Perhaps it's the curse of Rondônia," joked Ari Ott, referring to teething troubles with the first turbine of the Santo Antônio hydroelectric plant which was intended to kick off a new cycle of huge power projects in Brazil's Amazon jungle region.
Ten years after its launch under a different name, the Mesoamerica Project, which involves major investments in energy, telecommunications, housing, health and other areas, is moving ahead slowly and continues to face scepticism that it will have a real impact against poverty.
Luiz Cardoso da Costa was horrified as he watched the Amazonian manatee, a large docile beast, bleeding out from the knife wound he had dealt it, yet greedily gulping down grasses as if eating could somehow stave off death.
Activists opposed to the construction of the Belo Monte hydropower dam in the Amazon jungle say the Brazilian government's decision to boycott an Inter-American Commission on Human Rights hearing represents a "radical" shift in the country's foreign policy.
With victory cheers and predictions of future campaigns in defence of their ancestral territory, indigenous protesters from Bolivia's Amazon jungle region celebrated the new law that banned the construction of the road through their rainforest reserve.
The visual impact is harsh: flattened hills, valleys full of mud, and kilometres and kilometres of bulldozed land - the modification of nature in Brazil's semiarid Northeast region is disturbing due to the enormous dimensions involved.
The Suape port complex may be eternally absolved of its environmental sins for ushering in unprecedented prosperity in the impoverished northeastern Brazilian state of Pernambuco, and for having been built before stricter requirements were introduced.
Silvio Leimig was 18 years old and had just earned his driver's licence when he visited Suape, a port 40 km from his home in Recife, the capital of the state of Pernambuco in Brazil's Northeast region, in the early 1980s.
The development of one part of Brazil's semiarid Northeast, the Agreste region in the state of Pernambuco, could begin with the construction of canals that will bring in water diverted from the São Francisco River.
Bolivia's main trade union declared a 24-hour general strike Wednesday to protest Sunday's police crackdown on indigenous demonstrators who were protesting the construction of a road through a pristine rainforest preserve.
The steel and oil industries are still finding new frontiers for expansion. In Brazil's impoverished semiarid Northeast the key is not, like in China, cheap labour power or abundant raw materials, but logistical advantages.