Environment

Paleoclimate

Storms in the Ice Age

In the last glacial period, torrential rainfall in what is now Brazil was mostly concentrated in the Northeast and the Amazon

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Climate Change

The Amazon is now a source of CO2

Between 2010 and 2017, the rainforest emitted more carbon than it absorbed

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Environment

Oil spill spreads

Analysis suggests three potential sources of the oil near the Brazilian coast

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Environment

Deforestation increases, CO2 emissions stabilize

The rate of deforestation in the Legal Amazon increased by 30% between August 2018 and July 2019

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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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Environment

Climate change could lead to bread shortages

Severe and frequent droughts could become common by the end of this century as a result of climate change

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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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Environment

How to monitor forest fires

Data from NASA and INPE satellites confirms increased number of fires in the Amazon

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Environment

Forestry budgets

Researchers examine why some conservation areas receive more public funding than others

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ENERGY

Winds of change

Brazilian wind power could provide three times more energy than all other electricity sources put together; it currently supplies 22 million homes

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Environment

How forests are reborn

In dry areas, hardwood trees are the first to naturally regenerate, while the reverse scenario occurs in wet forests

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Video

How does the Amazon controls Earth’s climate?

Physicist Paulo Artaxo, from USP, explains the Amazonian rainforest’s role in the water and carbon cycles in Brazil as well as globally

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Transport

Electric buses on the horizon

Vehicle emissions policies in major cities stimulate development of battery-powered buses

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IPCC

Land use and climate change

Humanity uses over 70% of the earth's ice-free land surface, and primary activities account for nearly a quarter of greenhouse gas emissions.

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Environment

Deforestation at a crossroads

INPE's monitoring of the Amazon rainforest has earned international prestige but could be replaced by a private service

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