1. Renewable Energy and Fossil Fuels
In this essay, I will explain what the future awaits on energy sources. ... " Although wind is not always a reliable energy source, it is the world's fastest-growing energy source. ... About 45% of the electricity in the Portugal's grid comes from renewable energy sources. ... It is not a well reliable source of energy. ... For this reason, Siemens has come up with the idea to join both energy sources. ...
- Word Count: 2212
- Approx Pages: 9
- Grade Level: High School