Editor’s Note: This story was identified by Call to Earth guest editor Rodrigo Pacheco. He is a chef who grows sustainable food at his restaurant and creative permaculture project in Ecuador, and he ...

Using a 3-kW solar-powered cooking system, an Odisha café prepares meals without LPG, reducing fuel costs and emissions ...

If you liked this story, share it with other people. The ten 2021 winners of the Keeling Curve Prize for climate change solutions are recognized for innovations in grid-scale energy storage, e-bikes, ...

This solar powered oven experiment demonstrates how sunlight can be transformed into usable cooking heat using a simple DIY setup. Built from basic materials, the design focuses sunlight to generate ...

Scientists in Ghana have developed a device that combines a conventional solar PV-powered steam cooker with sand-based thermal energy storage. The system can achieve a thermal efficiency of 38.9% and ...

Green chillies roasted with concentrated sunlight could pave the way for more environmentally friendly and economical food processing. New Mexico is famed for roasted green chillies with a distinctive ...

Solar cookers have been tried out in refugee camps in the past with mixed results. The stoves often took many hours to cook a meal, did not last long in the harsh environmental conditions often found ...

Even at the ripe of age of 79, I am living proof of the old adage, “You learn something new every day.” Recently, I was visiting someone who had a solar cooker on her deck. I don’t think I’d ever seen ...