January 15, 2019, 3:31 p.m. by Noel Kirkpatrick
The salamanders reside in the Edwards and Trinity aquifers and play an important role in maintaining its ecosystem.
Obama: Pimp my ride
January 8, 2009, 4:20 a.m.
Our new president will ride in style in an armored '09 Cadillac -- but it won't be a hybrid.
Top 10 green books of 2008
January 7, 2009, 12:08 p.m.
Resolve to be greener by reading the year's best environmental books.
Daily Briefing: Monday
January 5, 2009, 4:13 p.m.
The lonely gallon 12/30/2008
December 30, 2008, 2:10 p.m.
What happens when a family of fuel cans makes a cross-country trek to meet a Norfolk Southern train? Find out in this spot that highlights the railroad’s role
EcoSense for Living: Weather stripping and light bulbs
December 24, 2008, 6:04 p.m. by Emily Murphy
Clark Howard offers more money saving tips on weather stripping and light bulbs.
EcoSense for Living: Save money on home energy costs
December 24, 2008, 5:52 p.m. by Emily Murphy
Clark shares money-saving tips on insulation and innovative energy devices.
Won't a carbon tax raise my power bills? 12/14/2008
December 14, 2008, 8:49 p.m. by Vanessa Vadim
A tax that's good for us all.
9 of the world's largest dog breeds
Romeo, one of the last of his species, will finally meet his Juliet
How to identify a bird in 5 steps
12 animals with the longest gestation period
59 endearing names for baby animals
Billionaire steps up for national parks, offering employment opportunities, army of volunteers