Green Business News: Hurricane Earl slowly weakening on northward trek Hurricane Earl slowly weakening on northward trek ================================================================================ feeds.reuters.com on 03 September, 2010 04:26:24 HYANNIS, Massachusetts (Reuters) - A weakened but still dangerous Hurricane Earl churned toward the Massachusetts coast on Friday, en route to Canada's Maritime provinces, after slapping North Carolina with heavy wind and rain but causing less damage than feared.