Sustainability

Environment

How egg whites can remove salt and microplastics from water

Compound made of egg white proteins removes salt from seawater and filters out microplastics

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PUBLIC POLICY

New approach includes integrated solutions for water, energy, and food security

Studies encourage the formulation of proposals for the three issues that take Brazilian social inequalities into account

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ENERGY

Jet fuel can be produced from CO2

Technology uses carbon dioxide captured from the atmosphere, chimneys, or industrial activities to produce sustainable kerosene

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AGRONOMY

Strategies aim to reduce external dependence on fertilizer feedstock

Techniques to help farmers use fertilizers more efficiently, inserting microorganisms into seeds, and identifying new feedstock sources have the potential to reduce the need for imports

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RETROSPECT

Rio-92 consolidated environmental concepts

World conference 30 years ago expanded the international debate on environmental problems started in the late 1960s

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Energy

Underground cooling

Could geothermal systems replace air conditioning?

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Family farming

A system against hunger

Social technology developed at EMBRAPA and UFU offers new ways for rural and low-income communities to produce their own food

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Energy

Electric cars, the economy, and health

Replacing 25% of American cars with electric vehicles would save the country US$17 billion per year

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Video

How science helps environmental conservation

Biota-Fapesp program reaches its 20th anniversary lending scientific bases to the creation of nature preservation areas and the search for sustainable development in São Paulo state

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Green chemistry

The promise of bioplastics

Despite the rising number of alternatives, potential substitutes for traditional fossil-fuel-based polymers still need to increase in scale

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Renewable energy

The power of marine winds

Researchers study how to exploit wind potential off the Brazilian coast

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Profile

Clean water

Scientist from Salvador, Bahia, earns international recognition for new cistern design

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Agriculture

Low-phosphorus sugarcane farming

Sustainability measures could reduce the use of inorganic fertilizers by up to 63%

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Electric Mobility

Lithium batteries made in Brazil

New initiatives set to propel Brazil into the growing market for automotive energy storage systems

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Interview

Lauro Barata: The network of natural wealth

A chemist promotes connections in order to turn plant substances into applied products

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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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Cinema

An unreleased Nelson Pereira dos Santos film

Historian finds copy of short film made by Santos about a pioneering project by the Federal University of Mato Grosso

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Food Engineering

Lab-grown beef

Research into meat made from plants or animal cells with the same taste, smell, and texture as traditional beef is advancing quickly

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Cover

Plastic Planet

Invented a century ago, the polymeric material that at first seemed to make modern life so much easier has now become a major environmental problem

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video

Plastic pollution, in numbers and pictures

Since the mid-20th century, an estimated 8,9 billion tons of plastics have been produced worldwide

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Energy

Turbine layout affects power generation

Researchers found that irregular spacing between turbines may optimize energy production

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Vídeo

Illegal Amazonia

Landowners in the state of Pará may be resorting to fraud to extract more timber than is allowed

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COVER

More people in the rainforest

New archaeological sites and evidence of plant domestication support the idea that pre-Columbian Amazonia was densely populated

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ENTREPRENEURSHIP

Flight of the billionaires

SpaceX accelerates private sector space race by putting an electric car into orbit

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PAPER INDUSTRY

Paper from cane fiber and leaves

Companies use sugarcane waste to produce printer paper and packaging

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Synlight

Artificial sun is expected to accelerate the search for clean fuels

Artificial sun is expected to accelerate the search for clean fuels

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Naval engineering 

Autonomous boat

Prototype of a solar-powered vessel carries out measurements

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Economics

Good news for sugarcane

In addition to environmental benefits, an increase in ethanol production has helped to improve people’s lives in the countryside

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TRANSPORTATION

More sustainable buses

A Brazilian company launches a cleaner hybrid electric vehicle in line with multinational manufacturing trends

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CLIMATE CHANGE  

From deforestation to urban pollution

Report says that the forest code is expected to help Brazil reduce greenhouse gases, but goals for 2030 are tied to industrial modernization

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