YouTube Description: How to build your own Natural Swimming Pool. A swimming pool that has clear water without using chemicals. These pools rely entirely on the plants and animals to condition the water.... continue reading
posted by Gale Wallis (bareboards2) 1 decade 2 years 11 months ago • 5,300 views • 4:14Ideas for a better world
Created: 1 decade 7 years 3 weeks ago
Updated: 4 years 11 months 1 week ago
Views: 14,193
Updated: 4 years 11 months 1 week ago
Views: 14,193
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.