| In spite of the obvious importance of solar energy | | | | – which produce electricity directly from the |
| for our future energy reserves, and the huge | | | | sun, but are very inefficient and expensive, and |
| amount of energy, that the sun provide us for free, | | | | heating fluids using the sun (like solar boiler), to drive |
| I want’ to emphasize some of the | | | | turbines that produce energy. these two methods |
| draw-backs of solar energy, with the current | | | | are still very ineffective, energetically speaking. There |
| technology, and share some of my worries about the | | | | must be other ways to produce electricity efficiently |
| problem that using solar energy still have. | | | | from solar power. |
| I intend to drip some cool water on the entire hot | | | | Possible effect on the environment |
| “solar power” lobby, not to abolish it, | | | | Although it might sound strange, solar energy in its |
| but to speed them up, and causing them to think | | | | current form can be harmful to the environment. |
| again about the problems. | | | | First, the materials used for the production of the |
| Availability | | | | panels, and the methods of production are very |
| Although solar energy is a great source of energy, it | | | | unfriendly to the environment. Second, these large |
| is still can be unavailable and unreliable some time. we | | | | surfaces, consume a huge space, and increasing the |
| need to remember that on our spherical earth, | | | | use of solar power will cost in many space wasted |
| receiving different amount of light during the day and | | | | on solar panels. Third, increasing the reflecting surface |
| throughout the year, making it hard to retain | | | | of earth might cause a phenomenon of reflecting the |
| constant energy supply. moreover, our current | | | | sun light out, causing global cooling (this is not a joke!). |
| devices require a huge surfaces of panels in order to | | | | Global cooling, looks good in first glance, might be |
| collect a small amount of energy, making it | | | | horrific in the future. messing with earth climate was |
| unachievable. | | | | never a good idea. Not mention the effect that such |
| Pricesolar energy, in our current situation is very | | | | a phenomenon might have on plants and |
| expensive. Yes, sun is for free, but the current | | | | photosynthesis, which are the basis for life.effect on |
| technology is very expensive, and in terms of | | | | technology |
| surface needed relative to the production of | | | | Finally, since the current situation of solar energy in |
| electricity with fossil fuel, it is still very expensive. So | | | | insufficiency and economically problematic, I think that |
| prices have to be dramatically reduced , before it will | | | | the time to promote solar energy has not arrived |
| become a good energy resource. | | | | yet, most of the concentration should be in increasing |
| Efficiency | | | | the investment in research and development, so the |
| As I already said, our current technology is extremely | | | | future generation will benefit from a good solar |
| inefficient. There are two main ways to produce | | | | energy solutions. |
| electricity form solar energy: photovoltaic cells | | | | |