This year, Los Angeles will implement a ban on natural gas in new buildings. That’s thanks to an ordinance unanimously approved last month by the City Council which requires that new buildings within city limits be constructed with all-electric appliances. Currently, buildings account for some 43 percent of the city’s overall climate pollution.

The Biden administration finalized a new rule last week clarifying which of the country’s waterways qualify for federal protection under the 1972 Clean Water Act. The rule attempts to end years of political back-and-forth over the term “waters of the United States,” which determines which bodies of water are eligible for federal programs to prevent contamination.