Yearly Archives: 2016


2016 August Report – Volcanoes and Volcanism

On August 20, 2016, Dr. Tim Chowns explained how rocks melt to form magma and volcanoes. Unlike water, which melts and then crystallizes (at 32o F, Oo C) as a single mineral (ice), magmas crystallize numerous silicate minerals all with different melting/crystallization temperatures. In general light silicate minerals (rich in […]


2016 July Report – Beavers

Kevin McCauley from the Blue Heron Nature Preserve located at 4055 Roswell Road in Atlanta inspired 25+ attendees at the July Walk and Talk.  Kevin, noted as the “Beaver Whisperer”, explained the impact of the beavers in this island of green space in the busy city.   This oasis of […]


2016 April Report

Mike and Gina led the April Walk and Talk pointing out native plants and wildflowers. Mike set up a page with plants that were either seen or discussed on the walk and posted it on a temporary webpage that will be available for a short period of time. His permanent […]