CFAES’s Elena Irwin presents “What’s the Bottom Line? Incentives for Getting Businesses to Work for Water Sustainability” at 1:45 p.m. Tuesday, Feb. 11, as part of a daylong stop at Ohio State by the humanitarian Water for the Americas tour. The six-month van tour is traveling 15,000 miles from Boston to Rio de Janeiro to raise awareness of the global water crisis. Irwin’s talk is one of six free TEDx-style presentations on water sustainability scheduled from 11:30 a.m. to 4 p.m. in Great Hall Meeting Room #1 in Ohio State’s Ohio Union, 1739 N. High St., Columbus. Related post.