A Philippine Coast Guard pilot flies by the disputed Spratly Islands, in the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view of Iroquois Reef, frequented by Filipino fishermen and part of the Philippine 200-mile exclusive economic zone, in the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view of Iroquois Reef, frequented by Filipino fishermen and part of the Philippine 200-mile exclusive economic zone, in the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view shows the Philippine-occupied Thitu Island, locally known as Pag-asa, in the contested Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view shows the Menzies Reef, locally known as Lakandula, in the contested Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

A Philippine Coast Guard pilot responds to a challenge from their Chinese counterpart as they fly over the disputed Spratly Islands, in the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

A prepared response by the Philippine Coast Guard is written on a piece of paper on the event that they receive a challenge from their Chinese counterpart, as they flew over the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

Philippine Coast Guard pilots fly by the disputed Spratly Islands, in the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view shows the Philippine-occupied Thitu Island, locally known as Pag-asa, in the contested Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view of what Philippine Coast Guard alleges were Chinese vessels, manned by Chinese maritime militia loitering within the vicinity of Thitu Island, one of nine features occupied by the Philippines in Spratly Islands, in the disputed South China Sea, March 9, 2023. 

An aerial view shows the BRP Sierra Madre on the contested Second Thomas Shoal, locally known as Ayungin, in the South China Sea, March 9, 2023. 

An aerial view shows the Nanshan Island, locally known as Lawak, one of the nine features the Philippines occupies in the disputed Spratly Islands, in the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view of what Philippine Coast Guard alleges were Chinese vessels manned by Chinese maritime militia loitering within the vicinity of Thitu Island, one of nine features occupied by the Philippines in Spratly Islands, in the disputed South China Sea, March 9, 2023. 

A Chinese Coast Guard vessel is pictured near the Philippine-occupied Thitu Island, in the disputed Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view shows the BRP Sierra Madre on the contested Second Thomas Shoal, locally known as Ayungin, in the South China Sea, March 9, 2023. 

An aerial view shows the Philippine-occupied Thitu Island, locally known as Pag-asa, in the contested Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

A Chinese Coast Guard vessel is pictured near the Philippine-occupied Thitu Island, in the disputed Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

An aerial view shows the Philippine-occupied Thitu Island, locally known as Pag-asa, in the contested Spratly Islands, South China Sea, March 9, 2023. REUTERS/Eloisa Lopez TPX IMAGES OF THE DAY 

A prepared response by the Philippine Coast Guard is written on a piece of paper on the event that they receive a challenge from their Chinese counterpart, as they flew over the South China Sea, March 9, 2023. REUTERS/Eloisa Lopez 

A person walks after sunset in the Alfacs Bay, inside the Ebro Delta Nature Reserve, near Poble Nou del Delta, Spain, March 3, 2023. REUTERS/Nacho Doce 

People walk among bleached algae that would usually be underwater on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

People walk among bleached algae that would usually be underwater on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

A woman dips her hand into the water at the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Sliema, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Bleached algae that would usually be underwater is seen on the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Marsascala, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

A woman and child crouch next a rock pool along the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Sliema, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

A woman and child look for shells along the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Sliema, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

A woman wades in shallow water along the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Sliema, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

A woman walks with her dog along the shoreline after the sea level around the Maltese islands went down by a record-breaking 50cm in Sliema, Malta February 23, 2023. The drop in sea level was triggered by the dynamics of the Mediterranean Sea, and in particular density changes due to temperature and salinity, as well as water exchanges with the Atlantic Ocean at the Strait of Gibraltar, according to local media. REUTERS/Darrin Zammit Lupi 

Kids play on the beach as a winter storm approaches in Oceanside, California, U.S.,February 21, 2023. REUTERS/Mike Blake 

Herve Berville, Secretary of State for the Sea of the Republic of France, attends a news conference on a binding ocean global treaty at United Nations headquarters in New York City, U.S., February 21, 2023. REUTERS/Shannon Stapleton 

Vehicles drive over the bridge connecting the Russian mainland with the Crimean Peninsula across the Kerch Strait, February 14, 2023. REUTERS/Stringer 

Construction crews work on the bridge connecting the Russian mainland with the Crimean Peninsula across the Kerch Strait, February 14, 2023. REUTERS/Stringer 

Surfers walks along the beach at La Jolla shores, in San Diego, California, U.S., February 13, 2023. REUTERS/Mike Blake 

Sea smoke rolls off the ocean as an Arctic Front brings bitterly cold weather in Rockport, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Sea smoke rolls off the ocean and frozen spray covers rocks and homes as an Arctic Front brings bitterly cold weather in Gloucester, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Sea smoke on the ocean surrounds the Straitsmouth Island Light Station as an Arctic Front brings bitterly cold weather in Rockport, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Sea smoke rolls off the ocean as an Arctic Front brings bitterly cold weather in Gloucester, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Sea smoke on the ocean surrounds the Straitsmouth Island Light Station as an Arctic Front brings bitterly cold weather in Rockport, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder TPX IMAGES OF THE DAY 

Sea smoke rolls off the ocean as an Arctic Front brings bitterly cold weather in Gloucester, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Sea smoke rolls off the ocean as an Arctic Front brings bitterly cold weather in Rockport, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Sea smoke rolls off the ocean as an Arctic Front brings bitterly cold weather in Gloucester, Massachusetts, U.S., February 4, 2023. REUTERS/Brian Snyder 

Lee Ki-byung, a South Korean relative of one of 183 workers killed in a disaster at the Chosei coal mine, bows his head towards the sea where he believes the body of his wife’s grandfather may be entombed beneath the ocean in Ube, Yamaguchi Prefecture, Japan, February 4, 2023. REUTERS/Kim Kyung-Hoon 

A man surfs with his kitesurfing board in the Mediterranean sea during a stormy weather in Ashkelon, Israel February 1, 2023. REUTERS/ Amir Cohen 

A seagull flies near the shore of the Mediterranean during stormy weather in Haifa, Israel January 31, 2023. REUTERS/Amir Cohen 

People walk along the beach near Redcar, Britain, January 30, 2023. REUTERS/Phil Noble TPX IMAGES OF THE DAY 

A F/A-18E Super Hornet fighter jet lands on the deck of the USS Nimitz Aircraft Carrier after a routine flight during a deployment to the South China Sea, Mid-Sea, January 27, 2023. REUTERS/Joseph Campbell 

A F/A-18E Super Hornet fighter jet lands on the deck of the USS Nimitz Aircraft Carrier after a routine flight during a deployment to the South China Sea, Mid-Sea, January 27, 2023. REUTERS/Joseph Campbell 

A F/A-18E Super Hornet fighter jet lands on the deck of the USS Nimitz Aircraft Carrier after a routine flight during a deployment to the South China Sea, Mid-Sea, January 27, 2023. REUTERS/Joseph Campbell 

Crew members perform routine maintenance on an aircraft in the hangar bay of the USS Nimitz aircraft carrier during a deployment to the South China Sea, Mid-Sea, January 27, 2023. REUTERS/Joseph Campbell 

Crew members of the USS Nimitz aircraft carrier dine at a mess hall on board the USS Nimitz during a deployment to the South China Sea, Mid-Sea, January 27, 2023. REUTERS/Joseph Campbell