Sat.May 21, 2022

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Thermophotovoltaic cells top 40 percent efficiency

Physics World

The first thermophotovoltaic cells with an efficiency of more than 40% – higher than any existing solid-state heat engine, and exceeding even the average efficiency of turbine-based power generation – have been fabricated by researchers at the Massachusetts Institute of Technology (MIT) and the US National Renewable Energy Laboratory (NREL). The cells, which are two-junction devices made from III-V semiconducting materials with electronic bandgaps between 1.0 and 1.4 eV, use back surface reflect

Radiation 129
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Warming Trends: Forests Are the Best Big-City Water Filters, Plus Veggie Burgers by Default, Sea Songs by ET’s Doctor and a Reminder to Eat Fresh Food in the Fridge

Inside Climate News

column highlighting climate-related studies, innovations, books, cultural events and other developments from the global warming frontier. By Katelyn Weisbrod Forests hold and filter water that is siphoned to large U.S. cities, supplying at least some of the water that is provided to more than 125 million Americans, a new study found. The finding gives new urgency to protecting forests against development and wildfires, its authors say.

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DCNR Blog: 40 Years Of Doing Something Wild! PA Wild Resource Conservation Fund

PA Environment Daily

By Chris Fireston e, Ecological Program Specialist, and Rebecca Bowen , Ecological Services Manager Forty years ago, Pennsylvania declared that it was in the public’s interest to preserve and enhance native wild resources, including non-game animals and wild plants. The Wild Resource Conservation Act was passed on June 23, 1982, allowing the public to contribute to a special fund -- the Wild Resource Conservation Fund -- to protect and conserve these resources.

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Saturday PA Environment & Energy NewsClips 5.21.22

PA Environment Daily

Are You Telling Your Story? House returns to session May 23, 24, 25 -- Committee Schedule Senate returns to session May 23, 24, 25 -- Committee Schedule TODAY’s Calendar Of Events -- DEP Declares Air Quality Action Day Saturday, May 21 In Lehigh Valley, Philadelphia Area, Central PA -- DEP, DCNR, PennDOT Employees Recognized With Governor’s Award For Excellence For Environmental Projects [PaEN] -- Forbes Trail Chapter Trout Unlimited: Ligonier Valley Middle School Students Wrap Up Outdoor Club A

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Manufacturing Sustainability Surge: Your Guide to Data-Driven Energy Optimization & Decarbonization

Speaker: Kevin Kai Wong, President of Emergent Energy Solutions

In today's industrial landscape, the pursuit of sustainable energy optimization and decarbonization has become paramount. Manufacturing corporations across the U.S. are facing the urgent need to align with decarbonization goals while enhancing efficiency and productivity. Unfortunately, the lack of comprehensive energy data poses a significant challenge for manufacturing managers striving to meet their targets.