A Nigerian teacher and Ashoka fellow, Mohammed Bah Abba has invented an earthenware refrigeration system for preserving perishables in arid climates. Because the system preserves food, families that have... continue reading
posted by laura 1 decade 4 years 8 months ago • 3,264 viewsIdeas for a better world
Created: 1 decade 6 years 6 months ago
Updated: 4 years 4 months 2 weeks ago
Views: 14,094
Updated: 4 years 4 months 2 weeks ago
Views: 14,094
It's up to us to rise to the task.
Here are some videos with novel ideas to improve the world we live in.
And a few of the problems that need to be addressed.
Themes (so far) include education, design, society, technology and sustainability.