At an economic conference in Germany, Al Gore had his first appearance in months and takes up the fight of his second return. Before he will leave the stage of life, so Al Gore, he would like to see that his mother country, the United States, finally makes an irreversible decision to stop climate change. The chances are high: “Energy from sun and wind, projects like DESERTEC: We have the technologies”, said Al Gore, “we just have to start acting”.