Environmental laws and regulations

Fox News host Sean Hannity, right, interviews Democratic presidential candidate and New York Mayor Bill de Blasio during a taping of his show, "Hannity," Wednesday, Aug. 7, 2019, in New York. (AP Photo/Frank Franklin II)

FILE - In this Nov. 16, 2018, file photo, a firefighter searches for human remains in a trailer park destroyed in the Camp Fire in Paradise, Calif. The number of people listed as missing from the deadly Northern California wildfire is down to one after deputies located an Oroville woman. The Butte County Sheriff's Office said Friday, Aug. 2, 2019, that Wendy Carroll was aware she was listed as missing but never contacted authorities because of possible legal issues. The Nov. 8, 2018 Camp Fire killed 85 people. (AP Photo/John Locher, File)

Scaffolding platforms are set up at Notre Dame Cathedral, in Paris, Thursday, Aug. 1, 2019, as the preliminary work begins to repair the fire damage. (AP Photo/Michel Euler)

Flames and smoke rise after a fire started at an Exxon Mobil facility, Wednesday, July 31, 2019, in Baytown, Texas. (Yi-Chin Lee/Houston Chronicle via AP)

FILE - In this Thursday, May 3, 2018 file photo, Rupert Stadler, then CEO of Audi AG, attends the shareholders' meeting of the Volkswagen stock company in Berlin, Germany. German prosecutors announced Wednesday July 31, 2019, that they have charged Rupert Stadler and three other individuals with fraud in connection with sales of diesel cars with software that enabled cheating on emissions tests. (AP Photo/Michael Sohn, FILE)

In this Tuesday, July 9, 2019 photo Northern Arizona University researcher Matt Johnson looks for tamarisk beetles along the Verde River in Clarkdale, Ariz. The beetles were brought to the U.S. from Asia to devour invasive tamarisk, or salt cedar, trees. (AP Photo/Felicia Fonseca)

FILE - This April 23, 2019 file photo shows gas prices are displayed at a Shell station in Sacramento, Calif. Four major automakers have reached a secret deal with California to increase gas mileage and greenhouse gas emissions standards, bypassing the Trump administration’s plan to freeze standards at 2021 levels, according to two people briefed on the matter. (AP Photo/Rich Pedroncelli, File)

FILE - In this Tuesday, Oct. 2, 2018 file photo, Ola Kallenius, member of the Board of Management of Daimler AG. Group Research & Mercedes-Benz Cars Development, speaks to the media during a media preview at the Auto show in Paris. Daimler AG, the maker of Mercedes-Benz luxury cars, says it lost 1.2 billion euros ($1.3 billion) in the second quarter as the company booked 4.2 billion euros in one-time charges for troubles with diesel vehicles and air bag recalls. The quarterly loss reported Wednesday was the company's first since 2009 and a bumpy start for new CEO Ola Kallenius, who took over from Dieter Zetsche on May 22 and since then has had to issue two profit warnings. (AP Photo/Thibault Camus, File)

FILE - This undated file photo shows Barrick Goldstrike Mines' Betze-Post open pit near Carlin, Nev. A three-judge panel with the U.S. Court of Appeals for the District of Columbia ruled Friday, July 19, 2019, that state and federal programs ensure mining companies take financial responsibility for their pollution. (Adella Harding/The Daily Free Press via AP, File)