Some car radio stations are focused entirely on promoting ecological sustainability and awareness, with computer programming aimed at ecology and conservation. At this time, radio stations broadcasts insure a wide array of stories, includingsports and nation-wide politics, and engineering. Through World War II, television used an important role in transmitting media and data to troops and civilians. Using streaming technologies have granted for better usage of car radio coding, with many different stations now available on the internet and by way of portable programs. Radio Heads