Tech Xplore - renewables

Two-system model combines desalination and energy storage

Cornell engineers have refined a model that not only cultivates green energy, but also desalinates ocean water for large, drought-stricken coastal populations.

2 hours ago

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South Africa pioneered plans to transition to renewable energy—what went wrong

South Africa's experience in piloting a new type of climate finance vehicle can inform debates about how to fund a just transition from fossil fuels to renewable energy.

4 hours ago

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Harvesting water from air with solar power

More than 2.2 billion people currently live in water-stressed countries, and the United Nations estimates that 3.5 million die every year from water-related diseases. Because the areas most in need of improved drinking water ...

Dec 5, 2023

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EU states lag behind renewable power targets for 2030, finds report

European Union states set themselves lower targets for renewable power generation by 2030 than demanded under EU legislation, according to a report published on Friday.

Dec 1, 2023

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What is a 'just' transition to net zero—and why is Australia struggling to get there?

Australia's net-zero transition is struggling. Despite the government's efforts, announced last week, to revive flagging investment in renewable energy, greenhouse gas emissions from existing industry are still rising. Yet ...

Nov 30, 2023

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How reducing greenhouse gases, aerosols in the atmosphere will make solar panels more efficient

The levels of atmospheric aerosols and greenhouse gas emissions will have a significant impact in the future on both the production of photovoltaic energy and associated costs.

Nov 29, 2023

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A single Bitcoin transaction could use as much water as a backyard swimming pool

Cryptocurrency mining uses a significant amount of water amid the global water crisis, and its water demand may grow further. In a commentary published November 29 in the journal Cell Reports Sustainability, financial economist ...

Nov 29, 2023

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Driving a greener future: how your electric car could help power your neighborhood

A new concept—the "grid of grids"—is revolutionizing the way we think about energy.

Nov 28, 2023

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Overhead vs underground: Rewiring Australia for renewable energy goals

A new report by Curtin University and The University of Queensland has provided insights into the trade-offs between overhead and underground transmission lines and the challenges of expanding Australia's grid for renewable ...

Nov 27, 2023

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Why public policy must adjust to new energy source preference

Support for renewable energy sources such as solar and wind is linked to a belief that climate change will be catastrophic, while supporters of nuclear power tend to be less concerned about climate risks, says a study from ...