A pile of snow, cleared from a roadway after a late winter storm, is pressed against a wall mural of a summer scene with a canoe and ducks flying over a lake, in Toronto, Ontario, Canada March 17, 2023. REUTERS/Chris Helgren 

People visit the booth of Canadian mining company Teck Resources Limited at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

The Rio Tinto logo is displayed above the global mining group's booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

An aerial photograph of a mine is displayed at the booth of Canadian-based mining company Centerra Gold at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

Part of a stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at the precious metals dealer's booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

Part of a stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at the precious metals dealer's booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

Part of a stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at the precious metals dealer's booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

People visit the booth of U.S. gold mining company Newmont Corporation at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

Pens adorned with the Rio Tinto logo are displayed at the global mining group's booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

The logo for Canadian mining company Teck Resources Limited is displayed above their booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

The logo of the Canadian mining company Teck Resources Limited is displayed as people visit the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A core sample is viewed with a magnifying glass at the booth of Green River Gold Corp at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

People view a display of the Canadian mineral exploration company Rokmaster Resources Corp at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

People view a display at the booth of Calgary-based lithium resource and technology company E3 Lithium at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A core sample from the Canadian miner Murchison Minerals is displayed at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A core sample from Canadian explorer Rockliff Metals' Talbot Property in the Flin Flon-Snow Lake greenstone belt of Manitoba is displayed at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

People visit a section sponsored by Canadian headquartered mining company Barrick Gold Corporation at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

Gold bar replicas are displayed at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at their booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at their booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at their booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at their booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

A stack of 500 Canadian gold coins, worth $1 million USD according to Sprott Money, is displayed at their booth at the Prospectors and Developers Association of Canada (PDAC) annual conference in Toronto, Ontario, Canada March 7, 2023. REUTERS/Chris Helgren 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

A man attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Dancers from the Barvinok Ukrainian Dance School attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio TPX IMAGES OF THE DAY 

Canada's Prime Minister Justin Trudeau attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau reacts to a heckler as he speaks at a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau reacts to a heckler as he speaks at a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

A heckler yells as Canada's Prime Minister Justin Trudeau speaks at a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People march along Yonge Street to a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

People attend a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau attends a rally in support of Ukraine on the one year anniversary of Russia's invasion of Ukraine, at Nathan Phillips Square, in Toronto Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio TPX IMAGES OF THE DAY 

Canada's Prime Minister Justin Trudeau arrives at Fort York Armoury to announce that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio TPX IMAGES OF THE DAY 

Canada's Prime Minister Justin Trudeau shakes hands with members of Canadian Armed Forces after announcing that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau shakes hands with members of Canadian Armed Forces after announcing that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau arrives at Fort York Armoury to announce that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau makes an announcement that Canada will send more military equipment and impose additional sanctions on Russian officials on the one-year anniversary of Russia's invasion of Ukraine, at Fort York Armoury in Toronto, Ontario, Canada, February 24, 2023. REUTERS/Carlos Osorio
 

Canada's Prime Minister Justin Trudeau meets Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau meets Darya Parzei to donate supplies for Ukrainians while meeting Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau meets Darya Parzei to donate supplies for Ukrainians while meeting Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau meets Darya Parzei to donate supplies for Ukrainians while meeting Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau meets Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau meets Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio 

Canada's Prime Minister Justin Trudeau meets Ukrainian students at St. Demetrius School on the one-year anniversary of the Russian invasion of Ukraine, in Toronto, Ontario, Canada February 24, 2023. REUTERS/Carlos Osorio