Renewable energy
- Tech
Can a wind tree for 70,000 euros compete with photovoltaics?
A wind tree with 36 leaf-shaped microturbines is intended to provide electricity even in low winds – around the clock,…
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Why returns are often disappointing
A mini wind turbine sounds like a clever addition to the solar system on the roof. But consumer advocates are…
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Energy fish are now swimming in the Rhine
The world’s first swarm power plant is currently being built in the middle of the Rhine to generate clean electricity.…
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How does a wind turbine actually work?
The wind turbine is considered a central pillar of the energy transition. Because it can convert the power of the…
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Microbes turn sewage treatment plants into a source of energy
Wastewater not only contains valuable energy, but also important raw materials. Researchers show how special microorganisms can make these resources…
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China wants to hijack the European heat pump industry
China is focusing on the heat pump market and wants to massively expand its capacities with an ambitious action plan.…
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Particle accelerator is said to reduce radiation by 99%
A research institute in the USA is working on a new method in which particle accelerators greatly reduce the radiation…
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Construction stop for wind and solar: frontal attack on the energy transition?
Economics Minister Katherina Reiche (CDU) wants to stop the expansion of wind and solar power in some German regions. In…
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Dynamic electricity tariffs relieve pressure on the power grid
The “Grids & Benefits” project took a close look at dynamic electricity tariffs and now shows that they can actually…
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This plant produces 4 liters of gasoline per day
A start-up from the USA wants to produce gasoline directly from the air. With CO2 and electricity, up to four…
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