Science

ECOLOGY

The land of trees

The continent's rainforests are home to four times as many tree species as Africa’s

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Climate

The Amazon produces 8% of the planet’s methane

Most of the gas emitted in the biome comes from wetlands, but the rise in livestock farming and fires has increased emissions associated with human occupation

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COVER

Focus on grazing and nutrition

Efficient pasture management and changes in livestock feeding strategies can reduce the impact on the global climate

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COVER

Low-carbon livestock

With more head of commercial cattle than any other country in the world, Brazil faces the challenge of reducing greenhouse gas emissions associated with this sector

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BIODIVERSITY

International project preserves seeds of the wild varieties of 28 agricultural crops

Brazil contributed with five samples of sweet potato, four of rice, two of potato, and two of millet

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ARCHAEOLOGY

4,000-year-old arrowheads point to cultural exchanges between England and France

Half of artifacts from an archaeological site in Wales were made using British techniques and materials; the other half used methods and rocks from mainland Europe

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ECOLOGY

Indigenous lands are home to 71% of the 521 known primate species

Apes and monkeys living in areas inhabited by indigenous peoples are at less risk of extinction

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PHYSICS

A phenomenon similar to the effects of a black hole can affect vehicle traffic in fog

Study suggests a phenomenon similar to a black hole affects the dynamics of vehicle traffic

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EPIDEMIOLOGY

Deaths from breast and cervical cancer on the rise in the state of São Paulo

Numbers began to increase in 2016 after more than a decade of decline

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INTERVIEW

Fernando Novais: The spheres of existence

The professor from USP and UNICAMP talks about his career, the place of history in the field of social sciences, and the crisis of the colonial system that led to the Independence of Brazil

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ASTROPHYSICS

International consortium invests US$205 million in Earth-based super telescope

FAPESP contributes an extra US$5 million to the Giant Magellan Telescope, of which it has been a founding partner since 2014

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PALEONTOLOGY

Presence of water diversified vegetation in north and northeast Brazil 115 million years ago

The formation of the South Atlantic Ocean and increased rainfall was responsible for the growth of forests and plains

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PSYCHOLOGY

Straight, gay, and bisexual people are more jealous of same-sex rivals

Survey involved 1,744 individuals from Brazil, Portugal, and Chile aged 17 to 51

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Health

The spread of monkeypox

Cases worldwide increased 20% in one week; Brazil is the country with the third-highest number of infections

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genetics

Transgenic soy and rice produce more

Experiments alter crop photosynthesis and increase yields by at least a third

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NUTRITION

Foods high in sugar, sodium, and saturated fats will have to display a warning on the label

Companies will have at least 12 months to adapt to the new labeling rules, which include changes to the nutritional information table

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Cover

E-cigarettes cause lung condition known as EVALI

Substances in the vapor produced by e-cigarettes can cause damage similar to the effects of COVID-19

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Health

Postmortem analysis identifies brain lesions in individuals who developed depression as adults

Study involved samples from 741 men and women aged 60 to 84 stored in USP’s Biobank for Studies on Aging

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ECOLOGY

Solving the problem of honey diversity among native bees

With the help of scientists, states are establishing quality guidelines that differ from those used with Apis mellifera, the exotic species used as standard

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ASTROPHYSICS

Impressive sharpness of the first images from the James Webb telescope

Cosmic snapshots show the far reaches of the Universe in infrared, as well as star nurseries and clusters of galaxies

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Atmospheric Sciences

Global warming intensified torrential rainfall in northeastern Brazil and heatwaves in Europe

Studies suggest climate change caused by humans exacerbates extreme weather events, such as this year's torrential rainfall in Northeast Brazil

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COVID-19

Brazilian networks keep a close eye on coronavirus variants

SARS-CoV-2 genomic surveillance in the country backed by funding from British government program

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Public health

Neglected viruses

Inattention to outbreaks in Africa and the end of smallpox vaccination are facilitating the spread of monkeypox, which recently arrived in Brazil

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Astronomy

Like 2,400 eyes in the sky

Equipment installed in Hawaii will significantly increase our ability to study distant galaxies and very faint stars

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ASTROPHYSICS

Studies suggest that a jet of plasma from a black hole can produce ultra-high-energy cosmic rays

The conclusion is derived from computer simulations carried out by a group of astrophysicists from IAG-USP and abroad

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AGRONOMY

Strategies aim to reduce external dependence on fertilizer feedstock

Techniques to help farmers use fertilizers more efficiently, inserting microorganisms into seeds, and identifying new feedstock sources have the potential to reduce the need for imports

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PHOTONICS

Method can be used to encode high-resolution complex images in a laser beam

Researchers from the São Carlos Institute of Physics generated a portrait of a cat using the new technique

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Environment

The damaging effects of fire

Intense forest fires make plants less able to perform photosynthesis, hindering the recovery of native vegetation

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ARCHAEOLOGY

Dating indicates that skeleton found in Piauí is 9,600 years old

Nicknamed Zuzu, the individual was a contemporary of the oldest human groups in South America

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INTERVIEW

Carlos Roberto Ferreira Brandão: Living with ants

Biologist surveyed species in the Cerrado, the Atlantic Forest, and the Caatinga, as well as managing museums

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