Thank you to the City of Coronado for selecting Emerald Keepers for the January - March Banner Program. May they remind you to use sustainable habits for the health of our oceans. Being Emerald Green, Ocean Blue means you are making a concerted effort to make positive changes for our planet. From using reusable grocery bags to picking up trash every day to driving less and walking more, everyone can commit to a bing an Emerald Keeper.