Environment

Environment

Rondônia in flames 43,000 years ago

Macrocharcoal reveals forest fires in Rondônia 43,000 years ago

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Zoology

Climate caused megafauna extinction

Lack of rain accelerated extinction of megafauna in Northeast Brazil

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cover

The high energy demands of the cryptocurrency market

The digital currency industry’s electricity consumption is equivalent to that of an average European country

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COVER

How to make data centers more sustainable

Renewable energy sources and more efficient distribution of computing tasks could reduce the impacts of these facilities

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COVER

The environmental impacts of computing

The energy- and water-intensive sector is responsible for 1.7% of atmospheric carbon emissions; a new area of research has emerged to address the problem

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ENVIRONMENT

Artificial intelligence identifies areas most vulnerable to landslides

Study compares the effectiveness of five machine-learning models at predicting this type of disaster in São Sebastião

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CLIMATE CHANGE

2024 was the first year with global warming above 1.5 °C

All continents broke their average temperature record except for Oceania and Antarctica

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Climate

Trees cool the environment, but they also heat it up

Urban trees have a greater cooling effect in hot, dry cities

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Policy

US withdraws from Paris Agreement and WHO

US President signs executive orders withdrawing the country from Paris Agreement and WHO

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Environment

How to harness methane

US institute develops catalyst capable of converting methane into useful compounds

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ATMOSPHERIC CHEMISTRY

Gas in the Amazon rainforest accelerates cloud formation

Trees emit isoprene, which reacts with other molecules and increases the production of cloud condensation nuclei 100-fold

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INTERVIEW

Anacláudia Rossbach: The quest for more resilient cities

Brazilian director of United Nations program says cities play an important role in the process of adapting to and mitigating climate change

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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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ECOLOGY

Drought and wildfires reduce forest biodiversity

Although the populations of some plant and animal species are able to recover when rains return, the effects of drought and wildfires can last years

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COVER

Life immersed in microplastics

Microscopic particles, which have already been found in various organs and tissues of the human body, have now been identified in the brain

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