December 20, 2018, 1pm PST
Nine Mid-Atlantic and Northeast states and the District of Columbia have agreed to work together to develop a policy to price emissions from transportation, set a 'cap' on them, and invest the revenues in low carbon transportation solutions.
October 24, 2018, 1pm PDT
It's well known that an electric vehicle is only as clean, from a greenhouse gas perspective, as the electricity it consumes to power it. A new study finds that the electricity used in the manufacturing of car batteries also must be considered.
October 11, 2018, 6am PDT
Two days after a Nobel prize was awarded to William Nordhaus for his work on carbon taxes to address climate change, the largest American oil and gas company announced a $1 million contribution to a group promoting a carbon fee and dividend plan.
October 8, 2018, 5am PDT
California regulators have found that transportation emissions are the most difficult to reduce, unlike those from electricity generation. The state just took a major step by approving significant changes to its Low Carbon Fuel Standard program.
August 14, 2018, 6am PDT
The ruling puts another stain on former EPA Administrator Scott Pruitt's legacy as it rebukes his denial of a petition to ban a pesticide that causes neurodevelopmental damage in children. Pruitt had rejected his own scientists' recommendation.
March 27, 2018, 10am PDT
The International Energy Agency found that China and India were responsible for 40 percent of the increased energy demand. The biggest decrease in carbon dioxide emissions came from the U.S., largely due to increased use of renewables.
International Energy Agency
July 19, 2017, 10am PDT
The nation's only state-run, market-based program to reduce greenhouse gas emissions will continue until 2031 without fear of litigation, as it passed with the required two-thirds supermajority needed for tax increases, along with two related bills.
July 15, 2017, 9am PDT
Sea level rise is already flooding communities with such regularity that many residents are deciding to leave. The sea level rise tipping point will expand its reach as the climate changes.
February 22, 2017, 10am PST
So much for the 2015 record of 3.148 trillion miles. Last year saw a cumulative travel increase of 2.8 percent to 3.218 trillion miles, setting a new record as cheap gas contributed to increased driving.
October 29, 2015, 12pm PDT
A key bill had language allowing public utilities to enter into the electric vehicle charging industry—overlooked by the oil industry and a game-changer for EVs as it tackles one of their most formidable challenges.
October 17, 2014, 11am PDT
Climate change and rising seas will mean higher flood risks for cities. But when exactly will impactful flooding become a regular occurrence? New analysis by the Union of Concerned Scientists says that time is fast approaching.
August 5, 2014, 12pm PDT
A new study by the union of Concerned Scientists faults local development policies that place homes in wildfire-prone areas for the increasing cost of wildfires. Should local agencies split the bill for the risks they've permitted?