Environment

AP_18335775365195.jpg

President Donald Trump with China's President Xi Jinping during their bilateral meeting at the G20 Summit, Saturday, Dec. 1, 2018 in Buenos Aires, Argentina. (AP Photo/Pablo Martinez Monsivais)

FILE - In this Friday, April 15, 2016 file photo, an FA-18 jet fighter lands on the USS John C. Stennis aircraft carrier in the South China Sea while U.S. Defense Secretary Ash Carter visited the aircraft carrier during a trip to the region. American ships and fighter jets maneuvering across the South China Sea and the Sea of Japan represent the new normal in U.S.-Pacific relations despite rising tensions with China and Russia. U.S. moves in recent months have led to angry protests from Beijing and Moscow. They say the Obama administration is fueling unrest in the Asia Pacific, and is conducting for illegal and unsafe transit in the region. (AP Photo/Lolita C. Baldor, File)

18GG-disk-tv.jpg

Gift ideas for television show watchers include "Rescue Me: The Complete Series," "Westworld: Season Two, The Door," "Scorpion: The Complete Series," "Batman: The Complete Animated Series," "Robin Williams: Comic Genius" and "Fraggle Rock: The Complete Series: 35th Anniversary Collector's Edition."

123_2018_obit-george-hw-bush8201.jpg

A detail from a portrait of George H.W. Bush displayed inside the George H.W. Bush Library and Museum. (Associated Press)

123_2018_b4-berman8201.jpg

Illustration on scare tactics against farm-produced foods by Alexander Hunter/The Washington Times

Screen Shot 2018-12-03 at 9.59.08 AM.png

The Hershey Bears of the American Hockey League collected a world record 34,798 teddy bears for charity on Sunday, Dec. 2. (Screenshot of video via American Hockey League / @TheAHL)

122_2018_obit-george-hw-bush-228201.jpg

Messages were placed among flowers at the base of a statue of the former president outside the George H.W. Bush Presidential Library and Museum. (Associated Press)

122_2018_argentina-g20-summit-148201.jpg

Saudi Arabia's Crown Prince Mohammed bin Salman (left) walks away after shaking hands with Argentina's President Mauricio Macri at the Group of 20 summit in Buenos Aires on Friday. The death of a journalist has made other leaders wary of the prince. (ASSOCIATED PRESS)

122_2018_argentina-g20-summit-108201.jpg

Saudi Arabia's Crown Prince Mohammed bin Salman, left, enters to shake hands with Argentina's President Mauricio Macri at the start of the G20 summit in Buenos Aires, Argentina, Friday, Nov. 30, 2018. Leaders from the Group of 20 industrialized nations are meeting in Buenos Aires for two days starting today. (AP Photo/Ricardo Mazalan)

AP_18334618477034.jpg

President Donald Trump listens to Japan's Prime Minister Shinzo Abe speak during their meeting, Friday, Nov. 30, 2018 in Buenos Aires, Argentina. (AP Photo/Pablo Martinez Monsivais)

AP_061007016555.jpg

President Bush, center, with former President George H.W. Bush, left, and Florida Gov. Jeb Bush, walk together after participating in the christening ceremony of the aircraft carrier George H.W. Bush in Newport News, Va., Saturday, Oct. 7, 2006. (AP Photo/Lawrence Jackson)

AP_18335775365195.jpg

President Donald Trump with China's President Xi Jinping during their bilateral meeting at the G20 Summit, Saturday, Dec. 1, 2018 in Buenos Aires, Argentina. (AP Photo/Pablo Martinez Monsivais)

AP_9811280875

4. William M. Shepherd is a former Navy SEAL, aerospace, ocean, and mechanical engineer, and NASA astronaut who served as Commander of Expedition 1, the first crew on the International Space Station. He is also a recipient of the Congressional Space Medal of Honor.

mrz112818dAPR.jpg

This is all Ukraine's fault ... (Illustration by Michael Ramirez for Creators Syndicate)

M32A1

M32A1 multiple grenade launcher - Lance Corporal Brandon Renteria fires simulation rounds from a M32A1 multi-shot grenade launcher during a live-fire training event alongside Australian soldiers with 5th Battalion Royal Australian Regiment, Australian Army, Australian Defence Force, May 15 at Kangaroo Flats Training Area, Victoria, Northern Territory, Australia. The Marines with Company A, 1st Battalion, 4th Marine Regiment, Marine Rotational Force – Darwin, and Australian soldiers brushed up on squad attack tactics, basic point man skills and explosives to refine basic infantry skills. The rotational deployment of U.S. Marines affords an unprecedented combined training opportunity with their Australian allies and improves interoperability between the two forces. Renteria is a rifleman with Company A, 1st Battalion, 4th Marines, MRF-D. (U.S. Marine Corps photo by Cpl. Angel Serna/Released)

6520442407_9906da376c_o

M1014 joint service combat shotgun - Sgt. John R. Browning, an instructor and competitor with the Marine Corps Combat Shooting Team, fires a Benelli M1014 Joint Service Combat Shotgun at targets while running through a three-gun scenario, switching from pistol to rifle to shotgun, at the High Risk Personnel Range at the Calvin A. Lloyd Range Complex at Marine Corps Base Quantico, Va., Dec. 14, 2011. Browning, from Jackson, Ga., has been on the combat shooting team for two weeks. The combat team has only existed for a few years and is now finding its place in the Corps. Seven Marines, all with an infantry background, serve on the team where they represent the Marine Corps in shooting competitions, as well as test combat techniques and instruct combat marksmanship. "I greatly enjoy it on the team," Browning said. "Every day I'm improving my shooting skills and get to promote better combat marksmanship."

27710445155_f0ec9d24c1_o

M249 squad automatic weapon - U.S. Marine Corps Cpl. Kyle Hancock, a fire team leader with Company C, Marine Wing Support Squadron 373, Special Purpose Marine Air Ground Task Force - Crisis Response - Central Command 16.2, fires an M249 light machine gun during a familiarization range at an undisclosed location in Southwest Asia, June 8, 2016. SPMAGTF-CR-CC is forward deployed in several host nations, with the ability to respond to a variety of contingencies rapidly and effectively. (U.S. Marine Corps photo by Sgt. Donald Holbert/ Released)

AP_17128555321829.jpg

In this April 3, 2014, file photo giant machines dig for brown coal at the open-cast mining Garzweiler in front of a smoking power plant near the city of Grevenbroich in western Germany. Despite uncertainties about whether the United States will remain committed to the Paris climate accord under President Donald Trump, diplomats convened talks in Bonn, Germany, Monday, May 8, 2017 on implementing the details of the global deal to combat global warming. (AP Photo/Martin Meissner, File)