Environmentally friendly and cheap, solar cooking is attracting more and more people wanting to reduce their environmental footprint and energy bills.
A group of students from the University of Singapore has developed a unique mobile app. It tells users where to go to rescue leftover food before it goes in the trash.  
Top 5 free online resources covering the environment and sustainable development that will entertain and educate during lockdown.
Tackling the issue of single-use plastic, Filipino scientist Denxybel Montinola has developed a bioplastic made from algae and mango waste.
Skavenji wants to make renewable energy accessible to everyone with a plug-and-play box that means you can produce your own electricity at home.