After last year's deadly heat wave, Oregon lawmakers are debating new measures to keep people safe. They include funding and legal rights for air conditioning.
California has one of the country's most successful programs to subsidize residential rooftop solar. But utilities say it doesn't leave them enough money to make the grid resilient to climate change.
Chevron, ExxonMobil, BP and Shell used terms like "climate" and "low-carbon" more frequently in recent annual reports, but their actions on clean energy didn't match their words, researchers conclude.
In tree ring records dating back to AD 800, the only multidecade drought that came close to today's was in the 1500s. Researchers say climate change is a factor and the U.S. must plan for less water.
Big dairy farms are profiting from California's tougher limits on greenhouse emissions. They're getting paid to capture methane from cow manure. But critics say the system subsidizes polluters.
For the first time, the federal government is making a sizeable investment in wildlife road crossings. The goal is to help slow extinctions, and also protect people from animal collisions.
Cities are experiencing heavier storms and flooding as the climate gets hotter. But due to outdated rainfall records, many are still building infrastructure for the climate of the past.
Cities will soon spend billions upgrading their water systems with federal infrastructure funds. But many don't have information about how to prepare the systems for climate change.
Many companies mislead by using accounting practices that make their environmental goals relatively meaningless or exclude parts of their businesses in their calculations, NewClimate Institute finds.
Referees postponed the men's downhill alpine ski event after officials decided high winds at the Yanqing course posed a safety risk. This comes after multiple days of practice cancellations.