Activity for pintergaborâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
How many people can live on planet Earth? How many people can live comfortably on planet Earth, assuming that humanity reaches Kardashev scale Type I level? This implies: Energy is cheap, and available in an almost unlimited quantity, compared to current level. Sea water can be desalinated and pumped to anywhere, a technology that is alre... (more) |
— | almost 5 years ago |