Emerging economies China, South Africa and Brazil have indicated their openness to legally-binding carbon emission reduction targets from 2020 during the United Nations climate change summit in Durban, South Africa.
With no meaningful proposals, and in the face of internal setbacks and an adverse international context, Brazil is largely unprepared to assume the leadership role expected of an environmental power at the Durban climate change conference.
Representatives of the Brazilian federal and municipal governments and of indigenous, black and riverbank communities and other groups that make the population of this country so diverse assumed a commitment to fight for "the human right to an adequate diet."
Fighting malnutrition is not just about putting food on everyone's table every day, according to Brazil's Fourth National Conference on Food and Nutrition Security, meeting in the capital of the northeastern state of Bahia.
The Brazilian government is extending its fight against hunger to the world stage, by inaugurating a Centre of Excellence Against Hunger to transmit its positive experiences to other developing countries with the help of United Nations agencies.
News that the government of South Africa was inspired by Brazil's health system in setting up its own universal coverage scheme might meet with scepticism in this South American country.
Brazil is keen to take part in the international effort to expand access to medicines and to produce its own drugs, and will start by becoming the world supplier of medicines to treat Chagas disease.
Headlines this week have been saturated with protests against unaffordable food, unfair taxes and unsustainable austerity measures, with one distinct difference setting these stories apart from countless others in recent history.
African countries are increasingly taking up Brazil's offer of training in the art of diplomacy, seeing it as a partner that could help them set up or improve their own foreign service institutes.
The world's newest nation, South Sudan, is seeking support from Brazil – the first country in the world to recognise the new nation – in learning the art of diplomacy and defusing tensions and persistent conflicts.
Wilson Nicolas, from the Democratic Republic of Congo (DRC), was the first African refugee to find his way to Brazil's Amazon jungle region, and seems to have started a trend.
At a time when the United Nations peacekeeping mission in Haiti has once again been drawing attention for alleged abuses, Brazilians have begun to ask themselves whether their first experience in leading such a force has brought them more headaches than prestige.
Brazilian President Dilma Rousseff is starting to gain support for a war on corruption that she is quietly waging.
Studies by the India-Brazil-South Africa (IBSA) Academic Forum on food security issues in the three countries suggest that providing food access works best when backed by cash transfers.
A scientific alliance in which developing countries are playing a key role has taken on the challenge of producing paediatric AIDS drugs, an area that is no longer a priority for pharmaceutical companies because mother-to-child transmission of HIV has virtually been eliminated in the industrialised world.