精选优质文档-倾情为你奉上高三精选作文：Solar EnergyAs we all known coal energy will be runned out some day in the future. Now what measures should be taken?Some scientists propose that using solar energy to replace coal energy as sun is a source of inexhaustible. The companies of solar energy witness the development of solar energy and push it forward.I suggest we should save the coal energy while develop the solar energy. The best way to respect for nature is preserve it.12
