CORAL DAVENPORT

The change to planned rules was an election-year concession to labor unions and auto executives, according to people familiar with the plan.

Its new estimate of the economic impact of climate change could create the legal justification for aggressive new regulations.

The proposal to rip out nine million pipes across the country could cost as much as $30 billion but would nearly eliminate the neurotoxin from...

Included in the new legislation is a requirement that the state generate all of its electricity from wind, solar and other carbon-free sources by 2040.

The Democratic governor is supercharging climate policy and eyeing a future White House run. But critics say some of his constituents could be left behind.

The directive is intended to embed the cost of climate change into all federal agencies. But it is not legally binding and could come with...

The first-in-the-nation law will compel major companies to publicly disclose their carbon dioxide emissions and could have national repercussions.

If the president wins re-election, his climate team is likely to try to cut greenhouse gases from steel, cement and other hard-to-clean-up manufacturing.

Under the measure, companies would have to publicly report their climate pollution. Gov. Gavin Newsom’s office would not say whether he plans to sign the...

Many scientists are skeptical of the technology, and environmentalists have criticized the approach.