(AGI) New York, Sept 21 - Tens of thousands ofenvironmentalists have taken to the streets in hundreds ofcities around the world to protest climate change. The largestturnout is expected in New York, were stars and VIPs such asLeonardo Di Caprio, former Vice-President Al Gore, and UNSecretary General Ban Ki-moon are expected, as well as MayorBill de Blasio. In Paris, the demonstrators number almost5,000, many riding bicycles, while at least 700 have rallied inBordeaux. Hundreds of protesters have gathered in front of theSpanish environment ministry in Madrid, and more than 100people are protesting in Cairns, Sydney, and New Delhi. . .