Ecology

Climate changes

Study finds 25 of Earth’s 35 vital signs are in critical condition

Records continue to be broken for parameters such as the planet's temperature, atmospheric CO2 concentration, and biodiversity loss

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Botany

Gourmet vanilla only for agoutis

Vanilla chamissonis seeds, indigestible by omnivores, are consumed only by agoutis

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Global Warming

The Amazon is not uniformly affected by drought

The Amazon is not uniformly affected by drought

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Oceanography

Threat to Brazilian coral puts fish at risk

Despite being resistant to environmental changes, species are being eliminated

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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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Evolution

The eardrum may have saved reptiles from mass extinction

The tympanic membrane in the inner ear emerged in a common ancestor of lizards, crocodiles, alligators, snakes, turtles, and birds 250 million years ago

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Botany

Newly discovered but already endangered

New plant species found in Espírito Santo in 2023 already threatened with extinction

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Ecology

New map reveals diversity of the Caatinga biome

New map reveals diversity of the Caatinga biome

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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

Emmanuel Tourinho: The rainforest won’t survive without traditional populations

According to the dean of UFPA, social degradation in the Amazon also threatens to destroy the biome

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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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Climate change

Bacteria in Amazon tree trunks are capable of absorbing methane

Study by international group indicates that the phenomenon occurs in non-flooded areas

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Biodiversity

Hurricane decimates pollinating hummingbirds

Hurricane decimates population of hummingbirds that pollinate plants on Caribbean island

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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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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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ENVIRONMENT

Pantanal breaks wildfire record in first half of the year, reflecting an increase in fires across Brazil

The number of wildfires in the biome was 16 times higher than from January to June last year

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Ecology

Current fires could change the Pantanal biome forever

Studies assess the impact on mammals, indicating that the region has not yet recovered from the fires of 2020

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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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Environment

Air pollution harms pollinators more than pests

Europe demands at least 30% of ecosystems to be restored by 2030

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ECOLOGY

Thousands of plant species live on rocks

Thousands of plant species live on rocks

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ECOLOGY

Songs born from trees

Book brings together scientific information, photographs, stories, and songs about Brazilian trees

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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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MINING

What to do with the waste generated by mineral exploration

Mining companies, startups, and universities are looking for new ways to use waste produced during extraction processes

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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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Zoology

The explosive evolution of snakes

A combination of genetic, ecological, and morphological data reveals the secrets of success behind these legless reptiles

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Communication

Brazilian researcher wins award for dance about kangaroos

Doctoral student’s music video sharing the results of his research in Australia won the international Dance Your Ph.D. competition

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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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