Federal law allows produced water to be discharged to waterways west of the 98th Meridian.

Tarrant County Commissioners Court will vote Tuesday on whether to join other Texas cities competing for a $400 million solar grant.

Liveable Arlington and two residents living near a gas drilling site filed suit against the city this week.

The 1,400-mile solar car race started in DFW and was to finish in Los Angeles County.

The Port of Brownsville was the last major deepwater port of Texas still undeveloped by large fossil fuel projects.

The 30th annual Solar Car Challenge leaves from Justin, Texas on Sunday and ends in Los Angeles County.

Bills to improve energy efficiency and limit greenhouse gas emissions failed and legislation to block cities' action on climate change passed.

Four DFW cities have expressed interest in gondola-style transportation systems. 

The EPA Region 6 administrator recently toured Arlington fracking sites with Ranjana Bhandari of Liveable Arlington.

​The two programs rolled out last month focus on home upgrades and green job skills.