2 ms·
Arithmetic, Population and Energy - a talk by Al Bartlett: https://www.youtube.com/watch?v=O133ppiVnWY https://www.youtube.com/watch?v=O133ppiVnWY
by factually 3y ago
Arithmetic, Population and Energy - a talk by Al Bartlett:
https://www.youtube.com/watch?v=O133ppiVnWY https://www.youtube.com/watch?v=O133ppiVnWY