Energy & Green Tech news
Energy & Green Tech
Prototype device produces critical fertilizer ingredient from thin air, cutting carbon emissions
The air around us contains a powerful solution for making agriculture more sustainable. Researchers at Stanford University and King Fahd University of Petroleum and Minerals in Saudi Arabia have developed a prototype device ...
14 hours ago
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Engineering
From scrap to strength: Solid phase manufacturing transforms aluminum waste into high-value alloys
Metal scrap can be directly transformed and upgraded into high-performance, high-value alloys without the need for conventional melting processes, according to a study by researchers at the Department of Energy's Pacific ...
18 hours ago
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Low adoption of solar tech in the Philippines is not just due to cost, study finds
Despite the immense potential for solar energy in urban areas of the Philippines, the technology's upfront cost and a lack of public awareness of its benefits remain major hurdles to its widespread use. Government subsidies ...
14 hours ago
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Just add water: Researchers extend lithium metal battery lifespan by 750%
Lithium metal, a next-generation anode material, has been highlighted for overcoming the performance limitations of commercial batteries. However, issues inherent to lithium metal have caused shortened battery lifespans and ...
Dec 12, 2024
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Rethinking construction: Circular economy offers sustainable future
The amount of waste generated by the construction sector underscores an urgent need for embracing circularity—a sustainable model that aims to minimize waste and maximize material efficiency through recovery and reuse—in ...
Dec 12, 2024
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Energy & Green Tech
Researchers construct a model to find out how to make waste incineration more environmentally friendly
Incinerating solid waste is an important waste management strategy that greatly reduces the amount of non-recyclable solid waste and generates energy at the same time. However, burning waste produces carbon dioxide that contributes ...
Dec 12, 2024
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Energy & Green Tech
Sugarcane trash can produce energy—what South Africa's small farmers need to make this happen
Bioenergy—the renewable energy derived from plant and animal waste products—is largely ignored in South Africa. Solar energy, wind power, and green hydrogen attract most investment in renewable energy.
Dec 12, 2024
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Energy & Green Tech
Sleepers made from recycled plastic could make railways even more eco-friendly
Railways, the most climate-friendly mode of transport bar long-distance buses, are bound to play an important role in the fight for net zero. The total emissions of railway travel are currently 31 grams of CO2 equivalents ...
Dec 12, 2024
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Business
Data scientists help find space on crowded power grid in the Netherlands
The energy network in the Netherlands is overcrowded and the demand for new connections cannot be kept up with. So, if there is still space to be found, a network company like Alliander wants to know exactly where and when ...
Dec 12, 2024
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Energy & Green Tech
Lithium-rich Bolivia lags behind in race to mine key metal
In a patch of South America rich in lithium, used to make batteries for electric cars and other tech, Bolivia is lagging behind its neighbors in the race to mine the key metal.
Dec 12, 2024
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Energy & Green Tech
Key additives improve zinc-based rechargeable batteries for safer energy
Rechargeable lithium-ion batteries power everything from electric vehicles to wearable devices. But new research from Case Western Reserve University suggests that a more sustainable and cost-effective alternative may lie ...
Dec 11, 2024
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Energy & Green Tech
High efficiency meets sustainability: Next-generation tandem solar cells
The development of perovskite–silicon tandem solar cells made of stable materials and manufactured using scalable production processes is the basis for the next technological leap in the photovoltaic industry.
Dec 11, 2024
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Energy & Green Tech
EPA awards $135 million to California to phase out big diesel trucks
The Environmental Protection Agency is awarding $135 million in grants to fund 13 projects in California to help the state wean off fossil fuels and phase out big rigs that run on diesel.
Dec 11, 2024
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Energy & Green Tech
EU conservatives seek to stall 2035 combustion engine ban
The largest group in the European Parliament, the conservative EPP, joined calls Wednesday to "reverse" a ban on combustion engine vehicles starting in 2035, citing the struggles of the automotive industry.
Dec 11, 2024
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Energy & Green Tech
High rises made out of wood? What matters in whether 'mass timber' buildings are sustainable
A material that's been around since people built shelters—wood—is increasingly being proposed for low- and mid-rise buildings.
Dec 11, 2024
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Energy & Green Tech
Report calls for Canada to build large-scale solar projects
Canada should focus on building mass utility-scale solar mega-projects to kickstart its green energy transition, according to a new report from Simon Fraser University's Clean Energy Research Group.
Dec 11, 2024
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Energy & Green Tech
Indonesia's new coal phase-out goal sets 'daunting task'
Meeting Indonesia's pledge to phase out coal power in just 15 years and reach net-zero emissions by mid-century is a "daunting task" that will require immediate and ambitious action, experts warn.
Dec 11, 2024
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Energy & Green Tech
Novel green solvent could help scale up fabrication of perovskite-based tandem solar cells
In recent years, engineers have been trying to develop alternative photovoltaic (PV) technologies that could be more affordable and scalable than silicon-based solar cells, while also exhibiting good power-conversion efficiencies ...
Energy & Green Tech
Stabilizing ligand enables 22% efficiency in all-inorganic perovskite cells
An international team of physicists, chemists and electronic engineers reports that a stabilizing ligand enables all-inorganic perovskite cells with an efficiency of up to 22%. In their study, published in the journal Nature, ...
Engineering
Desalination system also produces hydrogen, electricity and cool air for refrigeration
A pair of engineers at Hamad Bin Khalifa University has developed a desalination system that also produces electricity, hydrogen and cool air for refrigeration. In their paper published in the journal Desalination Nurettin ...
Energy & Green Tech
Chalcogenide perovskites: The next frontier in solar technology?
For decades, silicon has been the backbone of the solar industry, but it's nearing its theoretical efficiency limit of 29.4%. To push beyond this cap, scientists are turning to tandem solar cells, which have layered materials ...
Energy & Green Tech
New design for fuel cell electrolytes advances net-zero carbon goals
A research group led by Atsushi Noro at Nagoya University in Japan has announced a novel design concept for fuel cell electrolytes, utilizing a phosphonic acid polymer with hydrocarbon spacers. This innovative concept allows ...
Dec 10, 2024
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Energy & Green Tech
Optimizing network topology for safer, high-performance batteries
With rising greenhouse gas emissions, the urgency of addressing global warming and climate change has intensified, prompting a global shift towards renewable energy. The development of rechargeable batteries is essential ...
Dec 10, 2024
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Engineering
Innovative models slash offshore wind energy costs by 9%
Offshore wind turbines face higher wind speeds than onshore turbines and face strong ocean currents, requiring more robust designs and significantly higher capital costs. While they generate more energy due to stronger winds, ...
Dec 10, 2024
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