Biodiversity

ECOLOGY

Amphibian populations in the Atlantic Forest have declined over the last 130 years

The number of individuals of 106 species in the biome fell at some point between the end of the nineteenth century and the year 2020

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Ecology

Hidden life in rupestrian grasslands

Microorganisms help plants survive in the nutrient-poor soil of rupestrian grasslands

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PHOTOLAB

On top of Brazil

Serra do Imeri could be the birthplace of many animal and plant lineages from the Amazon and the Atlantic Forest

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ENTOMOLOGY

Terrestrial insects in decline

Unprecedented study on the demographic evolution of terrestrial insects points to a decline in individual numbers and species diversity

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BIOECONOMY

Female entrepreneurs create new products in the Amazon

Companies combine research, technology, and innovation to gain market share and make advances in the region

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COVER

Science with the public

People without academic experience contribute to data collection and knowledge production

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Zoology

Hope for white rhinos

Production of white rhino eggs and sperm in the lab offer hope for the species

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Video

New kind of coral reef surprise researchers

Far from the coast, coraline Hills harbor a large diversity of fish that only exist there | 4'58

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Research itineraries

The scientific method outside academia

Biologist Pedro Ferreira Develey continues his research by observing birds

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Biodiversity

Fires in the Pantanal disproportionately affected jaguars

Wildfires in the Pantanal in 2020 had a severe impact on biodiversity

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Public health

Beware of scorpions, spiders, and lionfish

There were 2.1 million accidents involving venomous animals in Brazil between 2007 and 2019

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RETROSPECT

The Amazon’s Treasure

In an eighteenth-century book, a Portuguese Jesuit shows empathy for Indigenous peoples and, as a naturalist, describes rivers, plants, and animals

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FORESTRY ENGINEERING

New technique used to reforest Brumadinho

The innovative experimental technique uses hormones and grafting to reproduce native trees and speed up their flowering time in areas of socioenvironmental disasters

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Environment

The trash trail to the sea

UN study names the Brazilian cities that dispose of the most plastic waste and the rivers that transport it

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ORNITHOLOGY

Study confirms existence of dwarf hyacinth macaws

Research also defined the growth stages of this bird from the Pantanal, which was once an endangered species

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ECOLOGY

Freshwater mangroves identified near the mouth of the Amazon River

Study expands the area occupied by this rare type of coastal ecosystem on the border between Pará and Amapá

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ECOLOGY

Roads associated with mining in the Amazon cause significant environmental damage

The impact caused by roads created to provide access to mines can be 60 times greater than that caused by the mines themselves

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Environment

Frosts hinder Cerrado recovery

Frost can have similar impacts to fire on tree growth

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Video

Researchers are the first to explore the Imeri mountain range

Biologist Miguel Trefaut Rodrigues, from the Biosciences Institute at the University of São Paulo (IB/USP), shows some of the new species collected during expedition to the Imeri mountain range, in Amazonas State near the border with Venezuela | 7'32

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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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PHOTOLAB

Underwater world

Algal reefs growing on volcanic seamounds were named "Coraline Hills"

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BIODIVERSITY

International project preserves seeds of the wild varieties of 28 agricultural crops

Brazil contributed with five samples of sweet potato, four of rice, two of potato, and two of millet

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ECOLOGY

Indigenous lands are home to 71% of the 521 known primate species

Apes and monkeys living in areas inhabited by indigenous peoples are at less risk of extinction

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Biodiversity

Coral reefs shrinking in Abrolhos

Coral reefs off the coast of Bahia have shrunk by 28% over the last 160 years

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Video

Camouflage to blend in the landscape

Mimicking leaves, branches or rocks is one of the most efficient camouflage strategies, but it limits movements and possibilities of living areas | 3'57

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BIOMECHANICS

Why woodpeckers do not suffer from headaches

Why woodpeckers do not suffer headaches, despite pecking tree trunks almost 20 times per second

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ECOLOGY

Solving the problem of honey diversity among native bees

With the help of scientists, states are establishing quality guidelines that differ from those used with Apis mellifera, the exotic species used as standard

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Video

Fishes and corals also suffer with climate change

Altered ocean currents carry less of the microorganisms which feed deep and cold water corals. Closer to the surface, rising temperatures pose energetic challenges for fishes | 3'02

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PROFILE

Scarred forests

International recognition for Brazilian geographer who has spent almost three decades studying the transformations caused by forest fires

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INTERVIEW

Carlos Roberto Ferreira Brandão: Living with ants

Biologist surveyed species in the Cerrado, the Atlantic Forest, and the Caatinga, as well as managing museums

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