Highlights

Obituary

The coordinator

Mathematician Antonio Galves fostered partnerships and contributed to advances in physics, linguistics, and neuroscience

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Obituary

Ice and fire

Environmental engineer Alberto Setzer led Brazil’s Antarctic meteorology project and INPE’s fire monitoring program

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PHOTOGRAPHY

Research examines the activities of Italian photographers in Brazil between the nineteenth and twentieth centuries

Almost-forgotten professionals had a major impact on the early days of Brazilian photography

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POLITICAL SCIENCE

Records kept at Brazil’s Federal Revenue help map evangelical expansion in the country

Researcher created an algorithm that shows where places of worship were built between 1922 and 2019

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PUBLIC POLICY

Traffic deaths increase by 13.5% in the last decade

Traffic accidents are the leading cause of death among young people in Latin America

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BIOTECHNOLOGY

Modified cardboard sensor with gold particles could monitor water quality

The objective is for the public to use the device to check that the water supplied to their home is fit for consumption

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ENERGY

The challenge of recycling lithium batteries

Research groups in Brazil work on new techniques to separate and reuse the metals contained in these energy-storage modules

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ENVIRONMENT

The impacts of microplastics on human health

Studies using different cell cultures show that microplastics can cause structural and inflammatory lesions

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ENVIRONMENT

Microplastics found along the Brazilian coastline

The Santos estuary is one of the locations that suffers most from microplastic waste, which has been found on the beach, in the water, and at the bottom of the sea, from Pará to Rio Grande do Sul

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CONSERVATION

The effects of subsistence hunting in sustainable-use reserves in the Amazon

Impacts on animal populations are greater within five kilometers of human communities

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EVOLUTION

The long history of bees

The pollinating insects are estimated to have appeared 120 million years ago on the Western Gondwana supercontinent, formed by what is currently South America and Africa

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ECOLOGY

Orchid uses trick to trap pollinators

Specialized structures guide flies through passages where the insect exchanges pollen between flowers

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GENETICS

Avian flu virus spreading across Brazil came from the coast of Chile or Peru

Pathogen obtained from a dead bird in Espírito Santo is genetically similar to the one circulating in the two neighboring South American countries

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BIOLOGY

Yellow fever virus has been circulating uninterrupted in southern Brazil for seven years

The disease vector arrived in the country’s southeast two to three years earlier than previously thought

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COVID-19

Nonpharmaceutical interventions helped reduce the impact of COVID-19

Nonpharmaceutical interventions helped reduce the impact of COVID-19

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