Shell began work on its controversial drilling project Friday . and then it will only be a matter of time before something happens out there . '' An ice floe forced the company to stop work on Monday . Shell says it can safely drill off Alaska 's coast . Environmental groups say a spill there could be catastrophic .
Shell began work on its controversial drilling project Friday . An ice floe forced the company to stop work on Monday . Shell says it can safely drill off Alaska 's coast . Environmental groups say a spill there could be catastrophic .