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2. Parabolic trough - Wikipedia

   en.wikipedia.org/wiki/Parabolic_trough

   Parabolic trough at a plant near Harper Lake, California. A parabolic trough collector (PTC) is a type of solar thermal collector that is straight in one dimension and curved as a parabola in the other two, lined with a polished metal mirror.

3. Thermal wheel - Wikipedia

   en.wikipedia.org/wiki/Thermal_Wheel

   Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...

4. Grow light - Wikipedia

   en.wikipedia.org/wiki/Grow_light

   Ficus plant grown under a white LED grow light. A grow light is an electric light that can help plants grow. Grow lights either attempt to provide a light spectrum similar to that of the sun, or to provide a spectrum that is more tailored to the needs of the plants being cultivated (typically a varying combination of red and blue light, which generally appears pink to purple to the human eye).

5. Solar-powered Stirling engine - Wikipedia

   en.wikipedia.org/wiki/Solar-powered_Stirling_engine

   NASA patented a type of solar-powered Stirling engine on August 3, 1976. It used solar energy to pump water from a river, lake, or stream. [1] The purpose of this apparatus is to “provide a low-cost, low-technology pump having particular utility in irrigation systems employed in underdeveloped arid regions of the earth…[using] the basic principles of the Stirling heat engine“.

6. Extreme heat represents a new threat to trees and plants in ...

   www.aol.com/news/extreme-heat-represents-threat...

   From June 25 to July 2, 2021, the Pacific Northwest experienced a record-breaking heat wave that sent the normally temperate region into Death Valley-like extremes that took a heavy toll on trees ...

7. Solar power tower - Wikipedia

   en.wikipedia.org/wiki/Solar_power_tower

   A solar power tower, also known as 'central tower' power plant or 'heliostat' power plant, is a type of solar furnace using a tower to receive focused sunlight. It uses an array of flat, movable mirrors (called heliostats) to focus the sun's rays upon a collector tower (the target).

8. California's Raw Farm issues voluntary recall of some raw ...

   www.aol.com/californias-raw-farm-issues...

   Health officials in California are alerting consumers of a voluntary recall of a batch of cream top, whole milk that was produced by Raw Farms, LLC, in Fresno County after bird flu was detected in ...

9. Fantasy Basketball: 3 guards to avoid in drafts at their ...

   www.aol.com/sports/fantasy-basketball-3-guards...

   Jamal Murray tops the list of guards to avoid at their current cost in 2024-25 fantasy basketball leagues amid concerns about his health ahead of the season.