/tags/durham-office-of-sustainability Durham Office of Sustainability en-US Copyright Fri, 13 Jun 2014 12:16:22 GMT /environment/2014-06-13/durham-entices-residents-to-scrap-gas-lawn-mowers Durham's "Get Your Grass Off Gas" campaign kicks off its fourth year next weekend. Each year, the city collects gas-powered yard equipment – like lawn… Fri, 13 Jun 2014 12:16:22 GMT /environment/2014-06-13/durham-entices-residents-to-scrap-gas-lawn-mowers Rebecca Martinez