The great thing about solar panels is that they do not require a lot of maintenance. However, it is still important to get them checked regularly to ensure safe.
Wind turbine is an expensive machine, we know very well how important it is that your wind turbine is always up and running for whenever there is wind.
Hydropower systems are capital intensive assets can produce a significant income for decades provided they are operated and maintained to a high standard.
A fossil fuel is a fuel formed by natural processes, as anaerobic decomposition of buried dead organisms, containing organic molecules originating in ancient.