 Also in your news today on WDEL, to track litter in the ocean, scientists are getting a bird's eye view, or maybe a better terminology is an astronaut's view of what's happening. Ocean trash is such a big problem that scientists have now designed a new sensor to track marine litter from space. Trash in the ocean is any human-made item that ends up in water, and 80% of it is made of plastic. Scientists are now able to use a space satellite to detect hotspots