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Conservation

Rockwall Ctny Historical Foundation: A Glimpse at the Rock Wall - Rockwall

The Rockwall County Historical Foundation will offer rare access to private land for a presentation about the underground rock formation where it’s been exposed by a small excavation. Experts have speculated on whether the subterranean wall is the work of prehistoric people or simply an unusual geological occurrence. Shuttles will depart the Rockwall County Historical Foundation Museum every half-hour from 1-3 p.m. on May 18. $10. See Texas Highways blog about it.

North Texas Renewable Energy Group: Top 10 Steps to Cutting Your Energy Costs in Half - Irving

The North Texas Renewable Energy Group hosts Bill Neukrantz, EE, MBA, who will speak on "Cutting Your Energy Costs in Half - Top 10 Steps." He'll cover lighting, monitoring solutions, building envelope improvement, heating and cooling systems and renewable energy implementation. Free and open to the public.

North Texas Renewable Energy Group: BE-Wind Field Trip - Carrollton

The North Texas Renewable Energy Group is hosting a field trip to BE-Wind, a new wind turbine manufacturing company spawned from a 10-year-old aerospace manufacturing facility. The company formed last July after four years of testing, developing and engineering of their model "EOW2800" dual-vertical-axis wind turbine. BE-Wind incorporates their team's background of aerospace manufacturing, automotive engineering and prototype capabilities to build innovative advanced wind turbines.