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EPFL solar hydrogen system co-generates heat and oxygen

Green Car Congress

The key input/output/intermediate energy streams are composed of the PV-generated electrical work available for electrolysis, heat output from the heat exchanger and the external work required for water pumping. Within this reactor, photoelectrochemical cells use solar energy to split water molecules into hydrogen and oxygen.

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Heating Buildings With Solar Energy Stored in Sand

Cars That Think

As we try to objectively study nature, we are often reminded of how natural forces affect us personally. When we turn up the heat in our homes and workplaces, we must balance our personal need for warmth with the global impact of burning fossil fuels like oil, gas, coal, and biomass. The apparent contradictions do not end there.

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FAA to start new environmental review for Florida SpaceX Starship launches

Teslarati

The decision to start a new review comes after SpaceX has made changes and wants to build new infrastructure and ship upgrades, something the FAA did not consider during the first review in 2019. This will give SpaceX more room to install a water deluge system that could be similar to or possibly more complex than what they use at Starbase.

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Tesla to submit formal letter of intent for Giga Mexico: report

Teslarati

Through his personal Instagram, the Governor of Nuevo León, Samuel Garcia Sepulveda teased Tesla’s move to submit a letter of intent for Giga Mexico. Permits for Giga Berlin’s water usage and supply, as well as transportation, were a major challenge for Tesla. Water issues still hover around Giga Berlin to this day.

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Big, Smoggy Bangkok Gets a Badly Needed Breath of Fresh Air

Baua Electric

The site — an expansion of the existing Benjakitti Park — includes a mile-long elevated walkway, as well as water-purifying wetlands, 8,000 new trees, pickleball and basketball courts, and a dog-walking zone. One foul-smelling canal, the sewage-contaminated Khlong Phaisingto, was tapped as the source of water for the new park’s wetlands.

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Building the Future of Smart Home Security

Cars That Think

As the demand for smart home security grows, it’s pertinent that the engineers who build the products and services that keep millions of customers safe continue to experiment with new technologies that could enhance overall security and accessibility. At SimpliSafe , an award-winning home security company based in Boston, Mass.,

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Honda developing eVTOL, heading to space with robots and rockets

Green Car Congress

The greatest merit of an avatar robot, which can act as a second self of the user, is that the user can perform tasks and experience things without being there in person, including the realistic sense of handling objects remotely. High differential pressure water electrolysis system. Reusable small rocket.

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