Sunny early then increasing clouds with some scattered thunderstorms this afternoon. High 81F. Winds WSW at 10 to 20 mph. Chance of rain 50%.. A city of Madison recycling truck dumps its contents on the tipping floor at the Pellitteri Waste Systems sorting facility Friday. It’s been half a century since the city launched its curbside recycling program, believed to be the first of its kind in the nation.  Workers at Pellitteri Waste Systems separate garbage and other contaminants from recyclable material collected by city trucks Friday. Bails of aluminum await shipment at Pellitteri Waste Systems. Last year, Pellitteri processed nearly 19,000 tons of recyclable material collected by the Madison streets department, which is celebrating the 50th anniversary of its recycling program. A worker empties a container at the “tipping floor” of Pellitteri Waste Systems, where much of the city’s recyclables are processed. Bails of plastic await shipment at Pellitteri Waste Systems in Madison. Pellitteri sorts recyclable materials collected by city workers and markets them to companies that process them for reuse.  Workers at Pellitteri Waste Systems separate garbage and ot...