Guia Covid-19

Ecology

Biodiversity

Deforestation and hungry harpy eagles

The largest eagle in the world, is disappearing from some regions of the Amazon as a result of deforestation

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Video

Harpy eagles are disappearing from parts of the Amazon

Preys for the largest eagle on Earth dwindle in deforested areas | 1'58

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Photolab

The harvestman with eight canes

Of all the harvestman species found in Brazil, Giupponia Chagasi is the best adapted to living in caves—a trait known as troglomorphism

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Video

These birds show how species arise

Ornithologist Luís Fábio Silveira, curator of the bird collections at the Zoology Museum of the University of São Paulo (MZ-USP), explains how studies with capuchino seedeaters help understanding their diversification by means of evolution | 5'46

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Ecology

Lowered immunity

Even modest doses of insecticide make bees more susceptible to bacterial infections and increased mortality

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Ornithology

Where birds came from

Most species in the tropics emerged in extreme environments, such as deserts and mountains, before establishing themselves in other biomes

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Biodiversity

Damage beyond deforestation

Fragments of Atlantic Forest have already lost 23–42% of their biodiversity and forest carbon stocks

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Environment

Lakes to lose ice cover by 2100

Some 5,700 lakes in the northern hemisphere are expected to lose their ice cover during the winter by the end of the century

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Zoology

Sound absorbing wings

Microscopic structures on the scaled wings of two moth species are able to absorb many of the ultrasound waves emitted by bats

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Ecology

Defenders of São Paulo’s savannahs and forests

Research teams from the Forest Institute propose new uses for Brazilian wood species and innovative strategies for protecting native vegetation

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Biology

The faithful frog

Saxicolous frogs only reproduce with two or three specific females, behavior never before seen in amphibians

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Ecology

The advance of stagnant water

Dams, swamps, and wells proliferate in deforested areas of the Upper Xingu River Basin

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Careers

Environmental chemistry

Researcher from São Paulo wins international award for studies on ecological interactions

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Archaeology

30,000 years ago in the Americas

Mexican site suggests settlement of the Americas began 30,000 years ago

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Ecology

Protecting the turtles

Combined use of sound recordings, aerial images, and environmental data improves monitoring of endangered Amazon species

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Video

In violin bow construction, each wood type is unique

Biologist Eduardo Longui, from the Forest Institute of São Paulo, and architect and bowmaker Daniel Lombardi search for alternatives to brazilwood for manufacturing bows for cellos and violins. | 10'03

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Ecology

Winged invasion

In four decades, 35 alien bird species have colonized deforested areas on experimental properties in Brazil’s Amazon

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Ecology

Pollinating ants

The ant species Camponotus crassus is the primary fertilizer of the evergreen plant species Paepalanthus lundii, endemic to the Cerrado of Minas Gerais

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Video

How do rivers and floodplains influence species formation in Amazonia?

Throughout millenia, water bodies and landscape changes favor plant and animal diversification in the region

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Video

These parrots use probability to get food

Biologist Amalia Bastos shows that birds from New Zealand can make calculations that so far only humans and chimpanzees were known to use

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Vídeo

Biologists uncover pollinating opossum

Almost 30 years after the suspicion was raised, discovery reduces the mystery of an unusual flower

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Interview

Silvio Crestana: A Matter of Survival

Cost reduction, eco-efficiency, and integration with the supply chain make investment in technology a vital imperative

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Ornithology

A comeback in the Atlantic Forest

Alagoas curassows are reintroduced into their habitat 40 years after going extinct in the wild

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Ecology 

A bat in the nest

Cameras catch winged mammals attacking eggs and chicks in bird nests in the Atlantic Forest of São Paulo State

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Cover

Growth without destruction

Sustainable development of the Amazon will require changes in traditional agricultural methods and improvements to agroforestry resource extraction

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Interview

Paulo Moutinho: Standing in the forest

Biology, economics, and biking trips help the ecologist think about sustainable development in the Amazon

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Cover

Two Amazons

The dry season is getting longer in the southern Amazon, where most deforestation occurs, while the northwest remains wet

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Cover

The rainforest

The Amazon carries water to other regions of Brazil and even other continents

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Ecology

Plants that grow on iron

Research finds 38 plant species that exist only in the so-called Amazonian cangas, a type of rupestrian grassland found in the Serra de Carajás area

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Interview

Klement Tockner: Creative environments

President of Austrian agency explains how the industry can benefit from basic science

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