Biology

Agriculture

Greater exports, lower biodiversity

Increase in exports to major consumer markets contributes to biodiversity loss

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Animal behavior

Social isolation leads to disorders

Chimpanzees raised in isolation face challenges in social interaction

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Infectious diseases

Exchanging ideas… and microbes

Social interaction facilitates exchange of microorganisms between people

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Ecology

Helping Charlotte swim

Sea turtle given weighted harness to correct syndrome that caused swimming problems

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ENVIRONMENT

Aquifer depletion threatens forests and rivers

Over-exploitation and climate change are damaging environments that depend on underground water reserves

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Interview

Ruy Caldas: From Grande sertão to plant biochemistry

At 84, the agronomist who cultivated research teams and programs across Brazilian universities looks back on his career

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Research itineraries

With a Biology degree, William Coelho chose music

Heading the Osesp chorus, he now splits his activities between concert halls and academia

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Paleontology

When and where were the first animals in South America?

Western Mato Grosso do Sul, eastern Santa Catarina, and northern Minas Gerais were home to complex organisms between 575 million and 530 million years ago

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Oceanography

Ocean acidification on the rise

Ocean acidification nears critical threshold, threatening marine life

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Evolution

The first farmers

Tens of millions of years before the agricultural revolution, ants were already farming fungi

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Botany

Discreet and voracious

New species of carnivorous plant typical of the Cerrado and Caatinga biomes discovered in the Amazon

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Genetics

Centre for Genomics of Emerging Diseases in Nigeria

New genomics center for emerging diseases set to open in Nigeria

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Environment

Good cultivation practices can reduce carbon emissions in the field

Good cultivation practices can reduce carbon emissions in the field

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Crop Science

New cultivation techniques seek to curb the spread of citrus disease

Greening was one of the main causes of a 25% drop in yield in the last harvest

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Medicine

Aggressive variant of the Oropouche virus circulating in Brazil

New strain multiplies rapidly and could facilitate transmission

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Interview

Adalberto Val: A fascination for the fish of the Amazon

The biologist from São Paulo discovered the adaptation mechanisms of the region's species to variations in oxygen and temperature in the rivers

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Botany

Thornless cactus lives in a burrow

New species of cactus has no thorns and grows buried among quartz

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Photolab

Farmers

Photograph captures the social order of an anthill

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ECOLOGY

A bacterial coating that protects amphibians

Sensitive to climate change and pollutants, frogs and toads resist toxins with the help of skin microbiota

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Biodiversity

Almost 2,500 species face extinction in Brazil

Almost 2,500 species of animals and plants at risk of extinction in Brazil

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Biology

Air pollution harms pollinators more than pests

Air pollution harms pollinators more than pests

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Interview

Eliza Freire: Lizards, snakes, and prejudice

In spaces once occupied exclusively by men, Eliza Freire identified new species and uncovered new knowledge of the diversity of reptiles in Northeast Brazil

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Retrospect

Glass negatives depict science in the early twentieth century

Botanical Garden of Rio de Janeiro and other institutions preserve rare photographic collections

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BIOLOGY

Amazonian fish sensitive to intense heat

Higher temperatures damage the tambaqui's DNA and liver and worsen the effects of pesticides

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ECOLOGY

Invasive species in mangroves of São Paulo

Fast-growing invasive plant spreading through mangroves in the Santos estuary

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Research Itineraries

At the right time

Syrian paleontologist Wafa Adel Alhalabi arrived in Brazil as a refugee, having fled the war in her home country. Now at USP, Ribeirão Preto campus, she is studying fossils from her homeland

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BIOTECHNOLOGY

Transgenic goats, rabbits, and cows produce drugs for human use

Transgenic goats, rabbits, and cows produce drugs for human use

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Photolab

Fish watching

Biologist highlights the importance of ecotourism to the preservation of a river ecosystem

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Environmental management

Disfigured coastline

From the north to the south of Brazil, coastal protection projects seek to curb rising sea levels and beach erosion, usually with little success

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PUBLIC POLICY

Report identifies 476 invasive species in Brazil

Invasive plant and animal species threaten biodiversity and cause damage

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