Medio ambiente
Medio ambiente
US announces sweeping cuts to power sector carbon emissions
25/04/2024
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President Joe Biden's government on Thursday finalized sweeping plans to curb planet-warming emissions from the nation's fossil fuel plants as part of the United States' efforts to confront the...
Will the US ban the use of single-use plastics like England, India, Hong Kong and other countries?
25/04/2024
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Madhavi Venkatesan, associate teaching professor of economics at Northeastern University, is convinced that human convenience is an expense the environment cannot afford.
Africa's megacities threatened by heat, floods, disease—action needed to start greening, adapt to climate change
25/04/2024
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Cities cover just 3% of the planet. But they emit 78% of all global greenhouse gas emissions, absorb 80% of final global energy (what consumers use) and consume 60% of clean drinking water.
New research confirms plastic production is directly linked to plastic pollution
25/04/2024
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A research paper published in Science Advances reveals a direct correlation between plastic production and plastic pollution, such that every 1% increase in plastic production is associated with a 1%...
Synthetic droplets cause a stir in the primordial soup: Chemotaxis research answers questions about biological movement
25/04/2024
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Our bodies are made up of trillions of different cells, each fulfilling their own unique function to keep us alive. How do cells move around inside these extremely complicated systems? How do they...
EPA says its new strict power plant rules will pass legal tests
25/04/2024
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The EPA on Thursday announced a series of actions to address pollution from fossil fuel power generators, including a final rule for existing coal-fired and new natural gas-fired plants that will...
The Download: introducing the Build issue
24/04/2024
Researchers achieve sustainable recovery of minerals from e-waste
24/04/2024
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There's some irony in the fact that devices that seem indispensable to modern life—mobile phones, personal computers, and anything battery-powered—depend entirely on minerals extracted from...
Storing and utilizing energy with innovative sulfur-based cathodes
24/04/2024
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Electric vehicles and portable electronic devices such as laptops and mobile phones are unthinkable without lithium-ion batteries. The problem is highly toxic materials such as cobalt are often used...
A non-equivalent co-doped strategy to improve the electrical properties of piezoelectric ceramics
24/04/2024
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In the field of aerospace, a high-temperature piezoelectric vibration sensor is one of the few key devices that can be monitored in a high-temperature and harsh environment, so it is particularly...
Community beach clean-ups could beat high-tech solutions for clearing plastic pollution
24/04/2024
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Local community beach cleans could be more effective than high-tech, but often unproven, removal technologies at limiting ocean plastic's harm to the environment and humans, according to a new report.
A new electrochemical approach could reduce ocean acidity and remove carbon in the process
24/04/2024
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In the effort to combat the catastrophic impacts of global warming, we must accelerate carbon emissions reduction efforts and rapidly scale strategies to remove carbon dioxide (CO2) from the...
Transporting hazardous materials across the country isn't easy—that's why there's a host of regulations in place
24/04/2024
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Ever wonder what those colorful signs with symbols and numbers on the backs of trucks mean? They're just one visible part of a web of regulations that aim to keep workers and the environment safe...
Accelerated marine carbon cycling forced by tectonic degassing over the Miocene Climate Optimum
24/04/2024
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In a recent publication in Science Bulletin, a multidisciplinary team of authors from Tongji University, the Second Institute of Oceanography (Ministry of Natural Resources), the Institute of Earth...
High air pollution in Denmark may impact children's academic performance
24/04/2024
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Pollution from traffic, farming and wood stoves may have a negative effect on children's cognitive development, according to a new study published in Environment International on Danish students'...
Planting trees in grasslands won't save the planet—instead, protect and restore forests
24/04/2024
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Tree planting is one of the nature-based solutions being used to offset greenhouse gas emissions. Trees absorb atmospheric carbon dioxide. Many of these tree planting projects target Africa's...
Opinion: Environmental sustainability and consumption
23/04/2024
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One of the politically destructive strands of environmental advocacy criticizes material consumption and attempts to make people feel guilty for air travel and other forms of behavior that pollutes...
Estimating emissions potential of decommissioned gas wells from shale samples
23/04/2024
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Extracting natural gas from shale formations can provide an abundant, lower-carbon footprint fossil fuel, but also creates concerns over increased methane emissions. A team led by Penn State...
Q&A: Could automation, electrification of long-haul trucking reduce environmental impacts?
23/04/2024
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A new University of Michigan study finds that automation and electrification of long-haul trucking can reduce urban health impacts and environmental damages.
Aerogel-based phase change materials improve thermal management, reduce microwave emissions in electronic devices
23/04/2024
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Electronic devices are getting more and more complex as they are built to carry out an ever-increasing number of functions. This can be seen in the increased functionality in our personal devices...
Researchers break down pizza box recycling challenges, one slice at a time
23/04/2024
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Each day, roughly 43 million Americans eat at least one slice of pizza, according to experts. The hot, cheesy, Italian-inspired dish contributes a whopping $47 billion to the U.S. economy each year,...