Some­times the sim­ple ideas reap the great­est returns in the world of sus­tain­abil­ity. Remak­ing the clothes line into some­thing more com­pact and func­tional is pos­si­bly one of the most cost-effective sus­tain­abil­ity ideas I’ve seen in awhile. In addi­tion to the energy sav­ings, there is no need to use those often over-fragranced fab­ric soft­ener sheets and the clothes still come out smelling nat­u­rally fresh.