Through various inventions and new ways of doing lighting, through different types of cars, different ways of building buildings -- there are a lot of services where you can bring the energy for that service down quite substantially.
Melalui berbagai penemuan dan cara baru melakukan penerangan, melalui berbagai jenis mobil, cara lain membangun bangunan. ada banyak jasa-jasa di mana Anda bisa menurunkan energi untuk jasa itu secara substansial,