- Poly-Furnace
- Pop-up Solar Cooker Book
- Popcorn
- Portable Microbiology Laboratory
- Portable Solar Barbeque
- Portable solar fryer
- Portugal
- Pot-in-pot cooler
- Potavida
- Poultry
- Power Box Solar Oven
- Power From The Sun
- Practical Action
- Preheating
- Premium11
- Premium14
- Presentations
- Pressure cooker
- Prim-Devos-Rubio
- Primrose
- Principles of Solar Box Cooker Design
- Priscilla Song
- Programa Fuentes Alternas de Energia
- Programme for Biomass Energy Conservation
- Project Cuisiniéres Solaires d'Afrique
- Project Gettysburg-León
- Project Harambee
- Project evaluations
- Promethee
- Promoters, Researchers and Innovators in New and Clean Energy
- Promoting solar cooking
- Promoting solar cooking in Afghanistan
- Props
- Provinces of the People's Republic of China
- Proyecto Disco Solar
- Proyectos Solares Inteligentes
- Public-Private Alliance Foundation
- Puerto Rico
- Purge cache
- Pyramidic Cooker
- Qingdao Huama Metal Manufacturing Co. Ltd.
- Qingdao Lingding New Energy Co., Ltd
- Rachel Andres
- Radha Energy Cell
- Raising funds through grants and donations
- Raquel Redshirt
- Rasheeda Abdulkareem
- Ravindra Pardeshi
- Ray Grill
- Re-newcy
- Recipes
- Recipes: Beyond Rice
- Recycled Cardboard Parabolic Cooker
- Red Iberoamericana de Cocción Solar de Alimentos
- Red Iberoamericana de Cocinas Solares
- Red Mujeres en Energía Renovable y Eficiencia Energética
- Redsun Solar Industries
- Reflective Open Box
- Reflective material
- Refugee camps
- Regula Ochsner
- Remote Solar Cooking System
- Renewable Energy Development Center
- Renewable and Appropriate Energy Laboratory
- René Bijloo
- Republic of Congo
- Rescue Mission Gambia
- Research topics
- Reunion
- Rice
- Richard Pocock
- Ripple mirror
- Robert Chiron
- Robert Metcalf
- Robert Nepper
- Roberto Román
- Robinson Cooker
- Rocket Stove
- Rocks
- Rodrigo Carpio
- Roger Bernard
- Roger Haines
- Rohitas Electronics
- Rolf Behringer
- Rollens
- Rollins Standard Deluxe Cooker
- Romaschka Cooker
- Rosa Solar Stoves
- Rosemary Olive Mbone Enie
- Rotary Club of Adana-Seyhan
- Rotary Club of Fresno
- Rotary Club of Gulu
- Rotary Club of Los Altos (California)
- Rotary Club of Tapachula Centenario
- Rotary International
- Royal Botanic Garden of Jordan
- Ruddy Viscarra