I also recommend Eco-Logical and Climate Concerns, since the climate is changing so drastically. Louisiana is vulnerable from drought (lower Mississippi water levels), heat waves, encroaching tropical diseases and stronger storms, in addition to the higher food prices we'll all have to face.
After you've searched for topics of interest in "Groups" above and in the "Forums", don't forget to look at recent activity which hides along the right margin of the page all the way at the bottom.
A big welcome to this world of rationality, truth and peace, where common sense and science lead to freethinking wisdom --- as you know in being a humanist, non believer and freethinker like us.
We invite you to make good friends by joining the busy group "ORIGINS: Universe, Astronomy, Life, Earth, Humans, Religion, Gods, Atheism, Evolution, Darwin..." with 700 discussion topics and 3500 members.