Transportation

"Transportation is the largest source of planet-warming greenhouse gases in the United States today and the bulk of those emissions come from driving in our cities and suburbs."

"Twenty-two large investors in General Motors Co. are urging the company to join an agreement with California to improve fuel efficiency."

"New safety rules for gas transmission pipelines will go into effect next July, nearly 10 years after the fiery tragedy that prompted them."

"Minnesota and New Mexico, in a rebuke to the Trump administration, plan to join 10 other states in adopting both of California’s tough rules on tailpipe emissions and zero-emission vehicles."

"The political war between California and the Trump administration escalated Monday with a letter from Andrew Wheeler, the head of the Environmental Protection Agency, warning that Washington would withhold federal highway funds from the state if it did not rapidly address a decades-long backlog of state-level pollution control plans."

"California sued Friday to stop the Trump administration from revoking its authority to set greenhouse gas emission and fuel economy standards for cars and trucks, enlisting help from 22 other states in a battle that will shape a key component of the nation’s climate policy."

"Greenhouse gas emissions from commercial air travel are growing at a faster clip than predicted in previous, already dire, projections, according to new research — putting pressure on airline regulators to take stronger action as they prepare for a summit next week."

"U.S. President Donald Trump and the state of California went to war on Wednesday over who should set the standards in the United States for vehicle emissions and electric cars, foreshadowing a legal battle over environmental policy issues that will affect the auto industry and consumers."

"The Trump administration is expected on Wednesday to formally revoke California’s authority to set auto emissions rules that are stricter than federal standards, taking a major step forward in its wide-ranging attack on government efforts to fight climate change."

"The oil industry is trying to crush the booming electric car movement. Groups backed by industry giants like Exxon Mobil and the Koch empire are waging a state-by-state, multimillion-dollar battle to squelch utilities’ plans to build charging stations across the country."