Original sentence: Although geothermal sites are capable of providing heat for many decades, eventually specific locations cool down.Others see such an interpretation as an inaccurate usage of the word depletion because the overall geothermal enery on earth remains nearly constant.See geothermal power for further information.Some interpret this as meaning a specific geothermal location can undergo depletion.There is disagreement whether geothermal can be considered a renewable energy source simply because it does not harm the environment
Edited sentence: Although geothermal sites are capable of providing heat for many decades, eventually they are depleted as the ground cools.See geothermal power.Therefore it is questionable whether geothermal should be classified as renewable