Issue # 309 _ November 2021

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Cover

Native to Brazil
Approximately 90 geographical indications have been awarded for coffee, wine, fruits, and other products from specific areas of Brazil By

 

Covid-19

Confidence in vaccines

Studies show COVID-19 vaccine uptake is high among Brazilians

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COVID-19

On the trail of misinformation

Users aligned with the conservative right were more engaged in disseminating false news and inaccurate information on Twitter, according to a survey by FGV

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Higher education

Turbulence on the horizon for postgraduate education

A four-year assessment of master’s and doctoral degree programs has been suspended by a court, creating uncertainties that undermine program planning

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Gender

Women and their disciples

Study on academic genealogy showcases the legacy of 50 female scientists in Brazil in the training of researchers

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Scientific initiation

An exercise in curiosity

São Paulo private school science fair attracts projects from other regions and abroad

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Climate

Cerrado under threat

Having suffered damage to 45.6% of its original vegetation, the biome is becoming warmer, drier, and more prone to large fires.

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Ecology

Green deforestation

Intensive açaí management threatens biodiversity in Amazonian estuarine forests

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Cosmology

Super-impact on Titan

Collision with celestial body may have created an environment on Saturn's largest moon in which primitive life could emerge

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HEALTH

Pioneering immunization

Malaria vaccine recommended for children in Africa by the WHO is the first to protect humans from a parasite

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Nuclear medicine

Radiopharmaceuticals under threat

Specialists propose measures to prevent stoppages in radioactive drug production, as happened earlier this year, from becoming recurrent in Brazil

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Environment

Forest technology

Artificial intelligence, satellite data, and statistical models are used to predict the risk of deforestation and fires in the Amazon and analyze their impact in real time

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Materials engineering

The power of copper

Copper nanoparticles can be used to create biocidal fabrics and agricultural pesticides

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Economics

In practice, the theory is different

New research examines the ideas and policies of Republican Brazil's finance ministers

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Interview

Roberto Araújo Oliveira Santos Junior: The limits of an Amazonian dream

Goeldi Museum anthropologist claims that, although the Trans-Amazonian Highway was a product of mistaken assumptions, it enabled the creation of small farming communities

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Visual arts

A revelatory picture

Studies show that women played an active role in the history of Latin American photography, with next to no recognition

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