Environment

Video

How hummingbirds can explain other species’ extinction

Bird extinction may unleash cascade effect where these pollinators and plants interact most intensely | 2'51

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GEOLOGY

Rising Andes in Patagonia

The Andes Mountain Range has been rising faster in Patagonia than in other regions

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ECOLOGY

The advantage of native forests

Forests with native species have advantages

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COVER

Brazil making efforts to reduce the carbon footprint of livestock

With more head of commercial cattle than any other country in the world, Brazil is striving to mitigate greenhouse gas emissions associated with cattle farming

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COVER

Pasture management and dietary changes make livestock more sustainable

Strategies with the potential to reduce the sector’s impact on Earth’s climate are already available to farmers

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PUBLIC POLICY

Rewarding Conservation

New study sheds light on impacts from bonus tax transfers to incentivize expansion of municipal protected areas in Brazil

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PROFILE

Amazonian challenges

Ecologist broadened her study of birds to the entire rainforest, moving beyond research alone to dedicate herself to environmental policy

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Obituary

The father of flying rivers

Agronomist and climatologist Enéas Salati demonstrated the forest's ability to recycle and export rain

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environment

More burns, more hospitalizations

Fires also weigh heavily on the public health system

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Obituary

Two lives dedicated to biodiversity

Thomas Lovejoy and Edward Wilson are unforgettable benchmarks with respect to the importance of nature and conservation

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Climate

The Amazon produces 8% of the planet’s methane

Most of the gas emitted in the biome comes from wetlands, but the rise in livestock farming and fires has increased emissions associated with human occupation

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COVID-19

Environmental damage caused by COVID-19

The pandemic has aggravated the heavy production and inappropriate disposal of plastic

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Zoology

DNA in the air helps identify animals

Two studies published in the same scientific journal in January indicate that the air contains DNA at levels sufficient to allow species identification

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AGRICULTURAL

Forests can recover quickly

Over the past two decades, tropical forests have shrunk by between 30,000 and 40,000 square kilometers per year

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BIODIVERSITY

Pantanal wildfires killed 17 million animals

The unprecedented number of wildfires in the Pantanal in 2020 left an extensive trail of destruction, taking the lives of nearly 17 million animals

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Environment

Colorado River losing water

Water availability for ecosystems and human use is under threat in the Colorado River basin in the southwestern USA

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Nutrition

Worst diet for the body and the environment

Consumption of unprocessed or minimally processed foods has fallen over the last 30 years

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Environment

Forest technology

Artificial intelligence, satellite data, and statistical models are used to predict the risk of deforestation and fires in the Amazon and analyze their impact in real time

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Climate

Cerrado under threat

The Cerrado is getting hotter, drier, and more prone to fire

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Climate Change

The Amazon could be an inhospitable savanna by 2100

The Amazon could be an inhospitable savanna by 2100

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Atmosphere

Greatest threat to global health

Editorial published in more than 200 medical journals highlights the risks of ignoring climate change

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Atmosphere

Pollution that causes global cooling

Aerosol particles that worsen air quality and damage human health also reduce global warming by a third

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INTERVIEW

Carlos Alfredo Joly: It’s time to focus on biodiversity

Botanist who created the Biota program states that defending the preservation of biological wealth is key to fighting climate change

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Environment

Food and greenhouse gases

Global food production accounts for about a third of all greenhouse gas emissions associated with human activity, and foods of animal origin are the worst polluters

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Geology

Earth’s climate in the distant future

A team used computer simulations of the movement of tectonic plates to investigate what Earth's climate might look like in the distant future

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Environment

CO2 extraction plant

The largest plant designed to remove carbon dioxide from the atmosphere began operating in Ireland on September 8

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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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Cover

Boosted atmosphere

Studies indicate that almost 80% of 405 recent extreme events were more frequent or intense due to changes caused by humans

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Cover

Climate in the Anthropocene

Human activity is driving global warming and amplifying extreme droughts and rainfall, says the IPCC

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Environment

The Amazon is losing gas

Studies indicate that the east of the rainforest, which has suffered greater deforestation, has become a source of carbon dioxide in the last decade, while the west is trying to remain a carbon sink.

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