Environment

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)