If humans will live on Earth tomorrow, the sun will shine. So, from one viewpoint, solar energy is endless and will always be by know that we how solar panels work.
There is more energy delivered by the sun in one second than human use in 12 months. In Addition, solar power isn’t a “dirty” power, meaning it doesn’t pollute when it is being consumed or produced. Carbon emissions could be greatly reduced worldwide if we could expand our use of solar power and decrease our dependence on fossil fuels.