"A 120-year-old idea to make New Mexico's White Sands National Monument a national park could be realized before the end of the year."

"A federal judge on Tuesday ruled the U.S. Army Corps of Engineers was liable for damage caused by its decision to retain floodwaters upstream of the Addicks and Barker reservoirs during Hurricane Harvey, a move that caused severe and widespread flooding to homes and businesses on the far-west outreaches of the Houston region."

"The U.S. Environmental Protection Agency's Office of Inspector General found that state and federal environmental regulators didn't start monitoring air quality soon enough during the monster storm, which brought a spike in hazardous emissions from industrial facilities."

"A flash of red streaked through the trees: a vermilion flycatcher. The brightly colored bird chirped and trilled, adding to a chorus that rang from the towering trees. ... The ecosystem depends on the river, and the river itself depends on an unseen source. Much of its flow is fed by groundwater, emerging from the aquifer in springs and seeps, sustaining the river."

"State officials have identified a cancer cluster in a north Houston neighborhood near a site contaminated over many decades by railroad operations that treated wooden ties with the hazardous product creosote."

"Authorities on Thursday lifted a second evacuation order in a week for thousands of people in a Texas city as U.S. safety officials began examining what caused the latest in a series of chemical plant fires in the state."

"A major pipeline operator is suing the Texas Railroad Commission — the state agency that regulates oil and gas drilling — alleging that it has blatantly disregarded longstanding state law that restricts the controversial and growing practice of burning off natural gas."

"A mandatory evacuation order issued after a series of explosions at a Texas chemical plant has been lifted, a county official said Friday morning."

"Native American tribes, environmentalists, state and federal agencies, river rafters and others say they have significant concerns about proposals to dam a Colorado River tributary in northern Arizona for hydropower."