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2. Earth shelter - Wikipedia

   en.wikipedia.org/wiki/Earth_shelter

   A small "underground home" built in the style of Oehler, as only a simple, non-waterproofed hole in ground with simple planks and a plastic sheet to a wall, despite using free labour (ignoring the opportunity costs of not having time to go to work) and recycled materials, e.g. windows and planks for the wall, is estimated to be 30% cheaper to ...

3. Earth battery - Wikipedia

   en.wikipedia.org/wiki/Earth_battery

   An earth battery is a pair of electrodes made of two dissimilar metals, such as iron and copper, which are buried in the soil or immersed in the sea. Earth batteries act as water-activated batteries. If the plates are sufficiently far apart, they can tap telluric currents . [citation needed] Earth batteries are sometimes referred to as telluric ...

4. Microgeneration - Wikipedia

   en.wikipedia.org/wiki/Microgeneration

   Microgeneration technologies include small-scale wind turbines, micro hydro, solar PV systems, microbial fuel cells, ground source heat pumps, and micro combined heat and power installations. [1] These technologies are often combined to form a hybrid power solution that can offer superior performance and lower cost than a system based on one ...

5. Tesla wants to make every home a distributed power plant

   techcrunch.com/2021/04/26/tesla-wants-to-make...

   Image Credits: Tesla. Tesla CEO Elon Musk wants to turn every home into a distributed power plant that would generate, store and even deliver energy back into the electricity grid, all using the ...

6. Mighty Buildings lands $22M to create 'sustainable and ...

   techcrunch.com/2021/07/13/mighty-buildings-lands...

   Oakland-based Mighty Buildings, which is on a quest to build homes using 3D printing, robotics and automation, has raised a $22 million extension to its Series B round of funding. The additional ...

7. Zero-energy building - Wikipedia

   en.wikipedia.org/wiki/Zero-energy_building

   A Zero-Energy Building (ZEB), also known as a Net Zero-Energy (NZE) building, is a building with net zero energy consumption, meaning the total amount of energy used by the building on an annual basis is equal to the amount of renewable energy created on the site [1] [2] or in other definitions by renewable energy sources offsite, using technology such as heat pumps, high efficiency windows ...