Charlene Johnston, PE, is a professionally licensed Civil Engineer and Program Manager at AECOM. She has more than 20 years of engineering experience. Over the past 15 years, Charlene’s professional focus includes climate resiliency and control of stormwater projects and flood studies. Her passion is green infrastructure (GI) / low impact development (LID) and building resiliency in communities. Charlene was a member of ASCE’s Blue Ribbon Review Panel to review the Water Environment Federation’s Manual of Practice No. 23, Design of Urban Stormwater Controls. She is a member of the DC Chapter of Biodiversity for a Livable Climate, Environmental Water Resources Institute, and the Water Environment Federation.