Though grateful that Bill Gates is not planning to flee to Mars, support among environmentalists for his foray into climate action..
Person who has 1 billion of a currency
A billionaire is a person with a net worth of at least one billion units of a given currency, usually strongest currencies such as the United States dollar, the euro, Great British Pound, Australian Dollar and the Canadian dollar. A centibillionaire has more than one hundred billion. The American business magazine Forbes produces a global list of known U.S. dollar billionaires every year and updates an Internet version of this list in real time. The American oil magnate John D. Rockefeller became the world's first confirmed U.S. dollar billionaire in 1916, and still holds the title of history's second wealthiest individual.