Environment

Botany

An unusual bromeliad

New species of bromeliad with hairy leaves challenges perception of these plants

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Climate change

Waiting for even more dire effects

Severe droughts in the Amazon could also cause sudden tree mortality

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Biodiversity

Thousands of chicks die in Antarctica

Climate change kills thousands of emperor penguin chicks in Antarctica

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Agronomy

Intense heat, smaller harvests

Soybean yield has fallen by 6% for every 1 °C increase in temperature since the 1980s

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Public health

Higher mortality in metropolises

Heatwaves linked to almost 50,000 deaths in Brazilian metropolises between 2000 and 2018

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PHOTOLAB

Above the forest

AmazonFACE towers will monitor how the Amazon rainforest responds to rising CO2 levels

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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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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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INTERVIEW

Pedro Leite da Silva Dias & Maria Assunção Faus: A good time for research

Married meteorologists discuss how studies on the atmosphere in the Amazon have strengthened Brazilian climate science and warn about the challenges ahead

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GEOLOGY

Rain, erosion, and dams have shaped the São Francisco river over the last 90,000 years

Previously winding and shallow, the river has straightened and deepened

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Cover

Temperature variations may cause five million deaths per year

The number is equivalent to 9.5% of all global deaths, with 75% of fatal victims living in Asia and Africa

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Cover

Urban heat islands make even small and midsized towns warmer

Temperatures can vary by as much as 10 degrees Celsius between areas covered by concrete and neighborhoods with more vegetation

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Cover

July was the hottest month in recent history and broke temperature records

Global warming shows no signs of letting up, causing forest fires in the Northern Hemisphere’s summer and a mild winter below the Equator

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Environment

Pollen reveals the history of the Caatinga

5,000 years of flora in rural northeastern Brazil reconstructed by pollen analysis

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Geology

When the Earth started to crack

Tectonic plates likely formed 3.2 billion years ago, when Earth’s surface cracked

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Acknowledgment

Three awards for Brazilian scientists

Biologist, parasitologist, mechanical engineer, and computer scientist receive the Bunge Foundation Award

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PHOTOLAB

Seeing trees differently

High-resolution drone images used to monitor the characteristics and degradation of coastal vegetation

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AGRICULTURE

The seeds of modernity

Now reaching its 50-year mark, EMBRAPA seeks to reconcile different models of agricultural production and promote environmental preservation

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ENVIRONMENT

Biochar can have benefits in agriculture

Prospective savings on fertilizers, increased productivity, and carbon sequestration encourage the use of fertilizer produced from agricultural waste

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GEOLOGY

The future landscape of the northeast and the coastline

There will be more high areas, since the sedimentary basins are rising especially in these regions

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Biology

Mimicking smell key to survival

Similar smell prevents fighting between termites of different species within the same termite mound

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Video

What is El Niño?

Animation explains why warming of surface waters in the Pacific Ocean can cause increasingly frequent extreme events | 7'16

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Environment

Signs of the next El Niño

The 2023 El Niño could be one of the most intense of the last three decades

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Pollution

Plastic-eating microbes

Bacteria and fungi from icy areas degrade plastics at room temperature

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Ecology

Coastal vegetation, carbon sponges

Coastal ecosystems with vegetation are essential for storing organic carbon

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Environment

Another plan to stop deforestation in the Amazon

Federal government relaunches plan to achieve zero deforestation in the north of Brazil by 2030

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INTERVIEW

Virginia Ciminelli: Mining territories

UFMG hydrometallurgist argues that the benefits of exploiting natural resources should be better shared with local communities

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ECOLOGY

Vestiges of the sea in the Amazon interior

Fossils of marine microorganisms indicate that Caribbean waters inundated the Solimões basin at least 11 times over the last 23 million years

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