Luke Metzger with the Austin-based watchdog agency Environment Texas will detail the pluses and minuses from the last legislative session and offer an update on the impacts of the drought and state and federal actions on the Trinity River, gas-well fracking and more. Meet the speaker at 6:30 p.m.; program starts at 7. Admission is free. Metzger's talk is the 2011 Julia Burgen Lecture, named for the longtime ACC supporter and former Arlington City Council member.