
(Raymond Grumney/The Minnesota Star Tribune)

(Raymond Grumney/The Minnesota Star Tribune)
Geronimo Energy has won state approval to build solar arrays across Minnesota to serve Xcel Energy electric customers. The $250 million Aurora Solar Project will be, by far, the largest solar generating effort in the state.
Here's how to pick the right shovel, from the classic to the crack-jumper, back-saver or the plow.