Environment

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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Climate

Global warming increased droughts and heat by 40% during June fires in the Pantanal

Climate change has made extreme events four to five times more frequent in the biome

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Global Warming

The world has been around 1.5 °C warmer for over a year

It is the longest period in recent history in which the planet has experienced such a dangerous increase in average temperature

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Climate change

Injecting particles into the atmosphere could temporarily reduce global warming

The controversial technique of releasing aerosols could reduce the amount of sunlight reaching Earth, but the negative side effects might outweigh the benefits

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GEOLOGY

Rocks reveal sea-level changes along the Brazilian coastline

Rocks reveal sea-level changes along the Brazilian coastline

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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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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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Geology

Earth’s first rain, 4 billion years ago

Earth’s first rain may have fallen 4 billion years ago

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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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Biology

Air pollution harms pollinators more than pests

Air pollution harms pollinators more than pests

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GEOLOGY

Extinct rivers of the Northeast

Sedimentary rock layers indicate that waters descended from mountains in the region some 450 million years ago

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CLIMATE CHANGE

Lack of maintenance and design flaws prevented the flood containment system from protecting Porto Alegre

Damage could have been significantly reduced if the system, installed 50 years ago, had worked properly

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ENVIRONMENT

Climate change and El Niño increased the frequency and intensity of rainfall in southern Brazil

Global warming doubled the likelihood of extreme precipitation, like the heavy rains of April/May, and increased the volume of rainfall in Rio Grande do Sul from 6% to 9%

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CLIMATE CHANGE

How sponge cities can help prevent flooding

How sponge cities can help prevent flooding

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