| The Available Sources | | | | Ocean energy that drives power from marine |
| The energy obtained from a source that cannot be | | | | current, ocean thermal energy conversion and tidal |
| consumed and could be reused is referred to as the | | | | power. |
| renewable energy. Like the sources for non renewable | | | | Solar energy |
| energy, this form of energy is also obtained from | | | | This is the energy generated from solar radiation. Not |
| natural sources. The natural resources such as the | | | | all parts of the world have access to this resource |
| wind, sun, rain, tides, geothermal heat and even | | | | because the sun doesn't shine evenly all around the |
| biomass could be employed to generate renewable | | | | world. The tropical zones of the world have maximum |
| energy. If you're wondering why the world is moving | | | | exposure to the sun; therefore they can utilize this |
| towards renewable energy generation, it is because of | | | | resource to the best of their abilities. There are two |
| the fact that these sources could never be depleted | | | | categories for solar energy: active and passive. In the |
| from the earth. Due to their self-retaining natural | | | | active form, the energy is captured through |
| characteristics, these sources could easily be | | | | photovoltaic panels and solar thermal collectors. |
| replenished. | | | | Biomass |
| Forms of renewable energy | | | | Biomass can include almost any organic matter that |
| Nuclear power was the choice of the past; however | | | | was originally a life form. Mostly, plants and vegetation |
| the choice of the future is renewable energy. Many | | | | are thought to be the biggest reserve of energy |
| have started embracing the concept of renewable | | | | trapped from sunlight. Some plants are specifically |
| energy with zeal. However, their widespread usage | | | | grown to meet energy requirements, such as wood |
| would need some more time, expertise and funds. So, | | | | from forests which could be employed to isolate |
| without further ado, here are some sources of | | | | energy by burning them. Another approach could be |
| renewable energy: | | | | the usage of plant remains or humus. Though some |
| Wind energy | | | | analysts don't consider biomass to be a clean |
| In all renewable energy resources, wind energy is | | | | resource, but it is under active research. Plus scientists |
| definitely the most popular. In fact, around 30% of | | | | are devising methods to make its combustion |
| "clean" energy generated in our present time is | | | | environment-friendly. |
| produced from the movement of the wind. The | | | | Biofuel |
| forceful wind drives the energy turbines. The preferred | | | | Fuel is in great demand to power vehicles and |
| areas for the installation of wind turbines are mainly | | | | machinery. This ever-rising demand couldn't be met by |
| high altitudes and offshore sites. These regions provide | | | | the depleting conventional fuels. Biofuel, also known as |
| more strong and constant winds. | | | | bioethanol, could be overwhelmingly used as a |
| Hydro power | | | | substitute. Although this substance can be used as a |
| This is currently the most widely used resource for | | | | fuel in its pure form, right now it's employed as a |
| power generation. Being 800 times denser than air, | | | | gasoline additive. As opposed to conventional fuel, the |
| hydro power could be employed to generate | | | | combustion on biofuel does not release green house |
| considerable amounts of energy. It's a resource that | | | | gases as by-products. Therefore, it's a clean fuel that |
| could easily be harnessed for power generation by | | | | doesn't cause any harm to the environment. |
| different means, such as: | | | | The price of conventional fuels for power generation is |
| Hydro electric energy from the installation of dams | | | | constantly mounting, which is why the economy is |
| the energy from dam less hydro systems such as | | | | stressed out. However, moving on to renewable |
| rivers and seas | | | | resources as alternatives could be a life saving option. |