Frontotemporal dementia (FTD) or frontotemporal degenerations refers to a group of disorders caused by progressive nerve cell loss in the brain's frontal lobes (the areas behind your forehead) or its temporal lobes (the regions behind your ears).
Solar thermal (heat) energy is a carbon-free, renewable alternative to the power we generate with fossil fuels like coal and gas. This isn't a thing of the future, either.
Among all the renewable energy sources available on Earth, solar energy is one of the most widely used renewable source of energy. Solar energy has wide array of uses. It can be used to produce electricity, to run calculators, swimming pool heating, solar oven or solar cooker.