Located and used
Solar energy comes from the sun beaming down on solar panels. It can be located throughout the world however it is better when their is a lot of sunlight. More sunlight the better. It is used in your homes or anywhere where their are panels and it is hooked up. Every easy to maintain.
Is 19,500 including everything and also depends on per watt.
Better for earth
Can be used in remote areas where it's expansive to extend the electricity power grid.
Solar energy is forever.
Cost to build
Only be harnessed when it is daytime and sunny
Cloudy skies reduce effectiveness
Need space for the panels.