Urbanism

Environment

Urban planning failures, heavy rainfall, and fragile soil aggravate gullies nationwide

Researchers have warned for years that without adequate soil drainage and occupation, chasms like those in Buriticupu, Maranhão, would grow

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INTERVIEW

Andrés Roldán: Scientific and civic vocation

Parque Explora in Medellín promotes urban transformation

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TRANSPORT ENGINEERING

Asphalt with less environmental impact

Reusing tailings from mining, rubble from construction and demolition, and other types of waste reduces the consumption of gravel, natural sand, and petroleum products in paving roads and highways

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Ecology

Vaccinating primates against yellow fever

Early trials suggest human vaccines are effective in wild primate species susceptible to the yellow fever virus

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URBANISM

Interactive atlas of Rio de Janeiro

The map of the city shows the geographical and urban transformations since 1500

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PUBLIC POLICY

New approach includes integrated solutions for water, energy, and food security

Studies encourage the formulation of proposals for the three issues that take Brazilian social inequalities into account

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photolab

Europe in China

Project investigates connections between Asian, European, and Indigenous cultures in Brazil

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RETROSPECT

Modernism exposition

The Independence Centennial Exposition demonstrated Brazil’s desire to build an increasingly industrial economy, which would only begin to take shape ten years later

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URBANISM

Interactive atlas of Rio de Janeiro

The map of the city shows the geographical and urban transformations since 1500

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TRANSPORT ENGINEERING

Environmentally friendly asphalt

Reusing mining tailings, construction waste, demolition rubble, and other waste reduces the amount of gravel, natural sand, and petroleum derivatives used in paving material

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Biology

Chubby sharks in Miami

Nurse sharks living near the city of Miami accumulate more fat than their neighbors in environmental conservation areas

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Urban planning

More than just a city of monuments

Freshly discovered documents reveal alternative designs ultimately abandoned in the construction of Brasília and its surrounding towns

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Ecology

Vaccinating primates against yellow fever

Early trials suggest human vaccines are effective in wild primate species susceptible to the yellow fever virus

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Demographics

Discoveries about the past

Early demographic data show that 20% of households were headed by women in colonial Brazil

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Public policy

Fine-tuned communication

Technological development favors urban safety and the fight against drug trafficking

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Environment

The growth of urban agriculture

Climate emergencies and pandemics reinforce the importance of agricultural production in cities, which accounts for 15% of the food grown worldwide

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Urban planning

3D favelas

How researchers are using laser scanning technology to digitally map informal settlements in Brazil

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Cover

Cities battle the climate crisis

Research in the human and social sciences is helping cities develop plans to adapt to the new reality of life on Earth

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Architecture

Life is construction

Biographies map the trajectory of the multifaceted Lina Bo Bardi, whose fame continues to grow in Brazil and abroad

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OBITUARY

Between poetry and technique

Paulo Mendes da Rocha influenced generations and became known around the world as one of Brazil’s most important architects

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COVID-19

Bird sings at lower volume in quiet city

During the pandemic, the white-crowned sparrow's singing returned to the volume it sang at in the 1970s

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Retrospect

Calculus of a poet

Joaquim Cardozo, from Recife, was responsible for the calculations that made Oscar Niemeyer's innovative Brasília architecture possible

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Public Policy

Opening faucets

Lack of basic sanitation in Brazil damages public health and the economy

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Architecture & urban planning

Digitizing monuments

Although expensive, laser scanning technology can be a valuable tool for documenting and preserving historical and cultural heritage

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Biodiversity

At risk of disappearing

Hundreds of species of reptiles, amphibians, birds, and mammals are at risk of disappearing in the next two decades as a result of environmental degradation caused by humans

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Covid-19

Self-isolation and city air

Self-isolation measures have cleared city streets, leading to a decrease in air pollution

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Atmospheric sciences 

Pizza soot

Pizzerias in São Paulo produce the equivalent of 9% of the fine particulate matter emitted by vehicles in the city’s Metropolitan Region

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Geography

Human activity alters river mouths

Amazon River delta is shrinking by 1 km2 per year because of siltation

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Urbanism

Enhanced treatment

Studies identify new evidence that cash transfer programs help fight tuberculosis in Brazil

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Public policy

Unsustainable energy

In addition to financial expenses, scholars see high social and environmental costs as obstacles to hydroelectric expansion in the Amazon

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