Carlos Fioravanti

Retrospect

Glass negatives depict science in the early twentieth century

Botanical Garden of Rio de Janeiro and other institutions preserve rare photographic collections

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Cover

Climate change expected to affect Brazilian coffee

As a result of climate change, coffee farms are likely to migrate again in the coming years in search of more suitable weather conditions

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Coffee consumption caution required

Avoid excess and avoid drinking it at inappropriate times

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Innovations elevate Brazilian coffee

New cultivation techniques and improved analyses highlight the aroma and flavor of the most consumed nonalcoholic drink in the country

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BIOTECHNOLOGY

Transgenic goats, rabbits, and cows produce drugs for human use

Transgenic goats, rabbits, and cows produce drugs for human use

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COOPERATION

New alliances in the South Atlantic

A lack of information and shared problems, such as climate change, motivate international scientific partnerships

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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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Agronomy

New techniques for determining soil identities

Land mapping with sensors, drones, and satellites improves agricultural productivity and identifies erosion and water or nutrient loss

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Ecology

Theodoro, Soneca, and other jaguars in the forests of São Paulo

Guide identifies 51 jaguars, mostly in the far west and south of the state

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Ecology

Caatinga shrinking

Agriculture has transformed 89% of typical native vegetation in Northeast Brazil

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GEOLOGY

The long history of the São Francisco river

In the last 90,000 years, the São Francisco river has straightened and deepened under the influence of erosion and dams

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Interview

Ima Vieira: Restore the forest with justice

Ecologist from Pará says that deforested areas of the Amazon often regenerate, but that the recovery bill must be paid by those who destroyed the forest

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Ecology

The roots of Amazonian biodiversity

By reversing the flow direction of the rivers, molding the surface, and blocking moisture from the Atlantic, the Andes made the forest a refuge and birthplace for new species of plants and animals

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Electronic engineering

Carnaúba: an X-ray supermicroscope

The longest light beamline of Sirius in Campinas, São Paulo State, provides details on fossil histories, interaction of plants with the soil, and impurities in diamonds

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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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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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INTERVIEW

Celso Grebogi: The chaos tamer

Physicist from Curitiba creates strategies to intervene in complex systems such as the climate and ecological networks

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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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Geology

Mountains and volcanoes in the interior of Ceará

Mineral analysis used to reconstruct the landscape and movements of large blocks of rocks in the region around 600 million years ago

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OBITUARY

A naturalist among geologists

Setembrino Petri showed how microfossils can retell the history of natural landscapes

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OCEANOGRAPHY

Pollution, loss of biodiversity, invasive species, and the impacts of climate change

The marine and coastal environment in Brazil is undergoing intense degradation, demanding urgent action to alleviate problems that are piling up

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Agriculture

Now in its 50th year, EMBRAPA rethinks its strategies

The largest agricultural research center in Brazil seeks production methods that value environmental preservation

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Retrospect

Portrait of the rocks that shape the country

First geological map made solely by Brazilians, in 1940, conveys the country's effort to find oil

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Epidemiology

Mpox in children may signal infection risk in other population groups

One in every four people infected by Mpox in Sergipe is under 18 years of age

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Interview

Cid Bartolomeu de Araújo: The adventures of light

Physicist from Pernambuco explains phenomena that can be used to improve optical fibers, cell phones, new materials, and lasers

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RETROSPECT

The roots of hunger

Josué de Castro exposed the economic, social, and biological bases of chronic malnutrition

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INTERVIEW

Mercedes Bustamante: Before the water runs out

Biologist from the University of Brasília warns that deforestation in the Cerrado also harms other regions

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INTERVIEW

Carmino Antonio de Souza: The ways of healthcare

UNICAMP hematologist helps develop a plan to resume production of essential drugs, an imperative created by the COVID-19 pandemic

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