1 | The underground conveyer. | |
2 | When you train over a period of time your heart will grow in size, allowing it to pump a larger volume of blood with each stroke (or pump). | |
3 | Clouds are vehicles for energy. They carry solar energy from the warm tropics to other parts of the globe through weather systems. | |
4 | One plan is to site such plants in desert regions of north Africa, and to transport the electricity generated to Europe. | |
5 | Cost: Delivering the same bandwidth wirelessly will always be more expensive, because radio waves - due to the above constraints - require massive amounts of power to work well. |