Environment

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In this Wednesday, May 10, 2017, photo provided by the Audubon Nature Institute, the Louisiana Department of Wildlife and Fisheries the Audubon Nature Institute release a rehabilitated sea turtle into Lake Calcasieu in Cameron Parish near Lake Charles, La., nine months after being caught in a shrimper's trawl. (Jonathan Vogel/Audubon Nature Institute via AP)

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In this Wednesday, May 10, 2017, photo provided by the Audubon Nature Institute, the Louisiana Department of Wildlife and Fisheries the Audubon Nature Institute release a rehabilitated sea turtle into Lake Calcasieu in Cameron Parish near Lake Charles, La., nine months after being caught in a shrimper's trawl. (Jonathan Vogel/Audubon Nature Institute via AP)

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FILE - This Sept. 21, 2015, file photo, shows the Volkswagen logo on a car for sale at New Century Volkswagen dealership in Glendale, Calif. On Thursday, May 11, 2017, a federal judge in San Francisco approved a $1.2 billion settlement with owners of about 88,500 Volkswagens with 3-liter diesel engines rigged to cheat on emissions tests. (AP Photo/Damian Dovarganes, File)

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In this Tuesday, May 9, 2017, photo, a Hanford Patrol officer blocks traffic on Route 4S that leads to 200 East Area, where an emergency has been declared at the Hanford nuclear weapons complex in southeastern Washington. The collapse of a tunnel containing radioactive waste at Hanford underscored what critics have long been saying: that the toxic remnants of the Cold War are being stored in haphazard and unsafe conditions, and time is running out to deal with the problem. (Colin Mulvany/The Spokesman-Review via AP)

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Contractors with Duke Energy work to restore power lines Thursday, May 11, 2017, in Bloomington, Ind., that was damaged by fallen trees from the severe thunderstorm that went through Wednesday night in Bloomington, Ind. (Chris Howell/The Herald-Times via AP)

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A crowd of well-wishers along River Street welcome the container ship COSCO Development, Thursday morning, May 11, 2017, in Savannah, Ga, as the vessel sails up the Savannah River to the Port of Savannah. The ship is the largest vessel ever to call on the U.S. East Coast. (Steve Bisson/Savannah Morning News via AP)

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In this photo provided by the Georgia Ports Authority, the container ship COSCO Development sails up river past the historic district of Savannah, Ga., to the Port of Savannah, on Thursday, May 11, 2017. At 1,201 feet long and 158 feet wide, the ship is the largest vessel ever to call on the U.S. East Coast. (AP Photo/Georgia Ports Authority, Stephen Morton)

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The container ship COSCO Development is guided under the Talmadge Bridge, Thursday morning, May 11, 2017, in Savannah, Ga, as the vessel sails up the Savannah River to the Port of Savannah. The ship is the largest vessel ever to call on the U.S. East Coast. (Steve Bisson/Savannah Morning News via AP)

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This image released by Dead Oceans shows the self-titled album by Slowdive. (Dead Oceans via AP)

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South Korean President Moon Jae-in talks on phone with Japanese Prime Minister Shinzo Abe at the presidential Blue House in Seoul, South Korea, Thursday, May 11, 2017. Moon told Abe that their countries must not let their difficult histories hamper co-operation in dealing with North Korea's nuclear program. (Yonhap via AP)

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FILE - In this Tuesday, Dec. 13, 2016, file photo, an Uber driverless car waits in traffic during a test drive in San Francisco. In just a few years, well-mannered self-driving robotaxis will share the roads with reckless, law-breaking human drivers. The prospect is causing migraines for the people developing the robocars and is slowing their development. But experts say eventually the cars will coexist with human drivers on real roads. (AP Photo/Eric Risberg, File)

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In this April 27, 2017, photo, drivers cross a double-yellow line as they queue up for a left turn onto a freeway, near Ann Arbor, Mich. In just a few years, well-mannered self-driving robotaxis will share the roads with reckless, law-breaking human drivers. The prospect is causing migraines for the people developing the robocars and is slowing their development. But experts say eventually the cars will coexist with human drivers on real roads. (AP Photo/Tom Krisher)

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In this undated photo provided by Australia's Department of Agriculture and Water Resources, a black-spined toad is seen inside a shoe of a passenger from Indonesia, in Cairns, northeast Australia. Australian quarantine authorities on Thursday, May 11, 2017, urged travelers through Asia to avoid bringing in hitchhiking amphibians after a passenger arrived at an airport with a dead Indonesian toad in his shoe. (Australia's Department of Agriculture and Water Resources via AP)

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Cars enter Naval Base Guam on Thursday, May 11, 2017, near Hagatna, Guam. Troops from the United States, Japan, France and the United Kingdom are gathering in the remote U.S. Pacific islands of Guam and Tinian for drills they say will show support for the free passage of vessels in international waters. The exercises come amid fears China could restrict movement in the South China Sea and with heightened tensions between the U.S. and North Korea. (AP Photo/Haven Daley)

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A sailor with Marine Nationale stands guard next to the French stealth frigate Courbet docked at Naval Base Guam on Thursday, May 11, 2017 near Hagatna, Guam. Military personnel from the United States, Japan, France and the United Kingdom are gathering in the remote U.S. Pacific islands of Guam and Tinian. The exercises come at a time of regional tensions in the South China Sea and North Korea. (AP Photo/Haven Daley)

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Hannah Hill, 36, was among a few hundred people who protested U.S. Secretary of State Rex Tillerson's presence for the Actic Council meetings, Wednesday, May 10, 2017, in Fairbanks, Alaska, She said her message for Tillerson, a former oil company executive tapped to lead the State Department, that "Alaska shouldn't be for sale for what's in our earth." (AP Photo/Mark Thiessen)

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U.S. Secretary of State Rex Tillerson, seated right, and U.S. Sen. Lisa Murkowski, seated left, pose with Nulato Chief Mickey Stickman at an Arctic Council event in Fairbanks, Alaska. High-level officials from the world's eight Arctic nations, including Tillerson, will meet in Alaska amid concerns about the future of the sensitive region after President Trump called for more oil drilling and development. (AP Photo/Mark Thiessen)

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U.S. Rep. Don Young, R-Alaska, left, talks to U.S. Secretary of State Rex Tillerson before the welcoming ceremony to kick off Arctic Council events in Fairbanks, Alaska, on Wednesday, May 10, 2017. High-level officials from the world's eight Arctic nations, including Tillerson, will meet in Alaska amid concerns about the future of the sensitive region after President Trump called for more oil drilling and development. (AP Photo/Mark Thiessen)

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U.S. Rep. Don Young, R-Alaska, laughs as he talks to people before the welcoming ceremony to kick off Arctic Council events in Fairbanks, Alaska, on Wednesday, May 10, 2017. High-level officials from the world's eight Arctic nations will meet in Alaska amid concerns about the future of the sensitive region after President Trump called for more oil drilling and development. (AP Photo/Mark Thiessen)

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Foreign Minister Sergey Lavrov, left, and Swedish Foreign Minister Margot Wallstrom atend a welcoming ceremony to kick off the Arctic Council event in Fairbanks, Alaska, on Wednesday, May 10, 2017. High-level officials from the world's eight Arctic nations will meet in Alaska amid concerns about the future of the sensitive region after President Trump called for more oil drilling and development. (AP Photo/Mark Thiessen)