Oakland has a poop problem. The city, like others nationwide, is home to thousands of Canada geese, which have found the region's temperate climate and lush parks make it a wonderful place to spend the year. At some points during the year, as many as 2,000 Canada geese might be found at Lake Merritt, basking in the sun and gorging themselves on the bread and other treats offered by park goers. That's a lot of geese, which means that's a lot of poop. "Each bird produces about a pound of poop a day -- that's literally a ton each day,"...