Gloomy tales <a href=" http://robin-stevens.co.uk/b12-tekort-door-nexium.pdf ">is there a generic for nexium in canada</a> Christened the Greenland Rover by the engineering students who worked on the project, it weights 800-pounds and is powered by solar-charged batteries. This allowed the machine to work in the extreme conditions for up to 12 hours before needing to recharge, although scientists at NASA who were overseeing the testing had expected it to cover more ground during its time there. However, the polar weather took its toll on the robot, while the icy ground and unforgiving terrain saw GROVER getting the occasional helping hand from researchers back at Boise State University to ensure that it didn&#39;t get stuck.