'Nerds in NoMa' is a free speaker series that will let you explore your favorite nerdy topics, from food trucks to street art to what's happening next in NoMa. On Tuesday, February 24, bring your happy hour crowd for a few drinks and immerse yourself in a discussion about DC's rivers, tunnels and stormwater management. Experts George Hawkins of DC Water, Doug Siglin of Federal City Council, Tommy Wells of District Department of the Environment and Jim Foster of Anacostia Watershed Society will speak with Maisie Hughes, Director of Planning & Design for Casey Trees. Wine, beer and food will be available for purchase. Dive in!