"Greg Kelly's grandson, Caden, scampers to the tree-shaded creek behind his grandfather's house to catch crawdads, as Kelly shuffles along, trying to keep up. Kelly's small day pack holds an oxygen tank with a clear tube clipped to his nose. He has chairs spaced out on the short route so he can stop every few minutes, sit down and catch his breath, until he has enough wind and strength to start out again for the creek.

"Off Cedar Key on Florida's west coast, the water is some of the most pristine in the Gulf. The estuary there has long supported a thriving seafood industry."

"While dismal farm economics — and shrinking conservation funds — make it hard to find the funds, a growing number of farmers are ready to make critical changes."

"Gov. Phil Murphy's administration announced steps on Monday to return New Jersey to a group of Eastern states that places limits on how much carbon dioxide power plants can emit into the atmosphere and charges them money if they go over it."

"The U.S. government is going ahead with sharply higher catch limits next year for West Coast groundfish, citing a rebound in bottom-dwelling stocks once so depleted by over-fishing that commercial harvests were virtually halted 20 years ago."

"California on Friday became the first state to mandate a full shift to electric buses on public transit routes, flexing its muscle as the nation’s leading environmental regulator and bringing battery-powered, heavy-duty vehicles a step closer to the mainstream."

"Major hurricanes, devastating wildfires, a drought and a series of extreme storms ran up the count of billion-dollar U.S. climate and weather disasters."

"As Hurricane Michael quickly gained strength over the warm waters of the Gulf of Mexico in October, Tyndall Air Force Base began sending its stealth fighters to safer bases—all but the more than a dozen planes undergoing maintenance. Two days later, the base was being ripped apart by 155 mile-per-hour winds that left it littered with the twisted metal of torn-away rooftops and hangars.

"Potentially billions of dollars in damages are at stake in more than a hundred lawsuits against chemical companies, manufacturers, the U.S. military, and others for contaminating water supplies with toxic per- and polyfluoroalkyl substances, a class of more than 4,000 man-made chemicals known collectively as PFASs."

"At least half a dozen names are already circulating as President Trump prepares to name a successor for outgoing Interior Secretary Ryan Zinke."

"ANCHORAGE, Alaska — Five conservation groups filed a lawsuit Monday seeking to block oil production from a proposed artificial gravel island in federal Arctic waters."