The document is a presentation by Andarsih Dwi Sintorowati on Earth Day 2009 that discusses saving energy and water. It covers other energy sources, saving energy in the workplace, and water conservation. Sintorowati emphasizes that small changes can make a big impact, such as using energy efficient light bulbs and shaking ink cartridges to get more use before replacing them. The presentation encourages attendees to think about how to conserve natural resources for environmental protection.