"A recent federal court ruling could give states more authority to oppose natural gas pipeline projects by limiting the controversial use of eminent domain—the mandatory sale of private or state-owned land for public use."

"President Trump’s political feud with California has spread collateral damage across more than a dozen other states, which have seen their regulatory authority curtailed and their autonomy threatened by a Trump administration intent on weakening the environmental statutes of the country’s most populous state."

"Five decades ago, President Lyndon B. Johnson declared the polluted Potomac River a “national disgrace.” Although it is now much cleaner, officials in Washington are still not convinced the water is safe for humans to swim in. But many miles downriver, where the Potomac widens to lakelike proportions as it flows toward the Chesapeake Bay, it teems with a different species of swimmers whose presence may signal healthier waters: dolphins."

"Methane sensors will be put on planes, trucks and atop towers in the West Texas and southeastern New Mexico desert in a new effort to gauge the extent of greenhouse gas emissions from surging oil and natural gas production, advocates with the Environmental Defense Fund announced Wednesday."