An employee pours oil into a measuring cup in a laboratory of the V.I.Shpilman research and analytical centre for the rational use of subsoil, in Khanty-Mansiysk, Russia August 30, 2022. REUTERS/Olesya Astakhova 

An employee works in a laboratory of the V.I.Shpilman research and analytical centre for the rational use of subsoil, in Khanty-Mansiysk, Russia August 30, 2022. REUTERS/Olesya Astakhova 

A man passes subsoil monitoring equipment installed to track effects of rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 29, 2020. Picture taken January 29, 2020. REUTERS/Amanda Perobelli 

A dog is pictured beside subsoil monitoring equipment installed to track effects of rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 29, 2020. Picture taken January 29, 2020. REUTERS/Amanda Perobelli 

A child rides a bicycle past subsoil monitoring equipment installed to track effects of rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 29, 2020. Picture taken January 29, 2020. REUTERS/Amanda Perobelli 

TO GO WITH BC-MEXICO-ENVIRONMENT - A Mexican man shows his hand covered in oil after dipping it into an open pool containing run off from a Pemex (Petroleos Mexicanos) processing facility in Cunduacan in the southern state of Tabasco August 13. The runoff is piped to this pool which residents and environmentalists say has no containment to stop the toxins from leaking into the subsoil and water table.

AW/SV/AA 

TO GO WITH BC-MEXICO-ENVIRONMENT - 15 year old Abraham Contreras Esteban holds up a moth covered in crude oil which he picked out from an open pool containing run off from a Pemex (Petroleos Mexicanos) processing facility in Cunduacan in the southern state of Tabasco August 13. The run off is piped to this pool which residents and environmentalists say has no containment to stop the toxins from leaking into the subsoil and water table. Local farmers also say that when it rains hard, the pool overflows, flooding their crop plantations. Many of the areas surrounding oil extraction and processing facilities in the state of Tabasco have been deeply scared by years of the state oil copmany working without environmental regulations.

AW/SV 

15 year old Abraham Contreras Esteban holds up a moth covered in crude oil which he picked out from an open pool containing run off from a Pemex (Petroleos Mexicanos) processing facility in Cunduacan in the southern state of Tabasco August 13. The run off is piped to this pool which residents and environmentalists say has no containment to stop the toxins from leaking into the subsoil and water table. Local farmers also say that when it rains hard, the pool overflows, flooding their crop plantations. Many of the areas surrounding oil extraction and processing facilities in the state of Tabasco have been deeply scared by years of the state oil copmany working without environmental regulations. 

A Mexican man shows his hand covered in oil after dipping it into an open pool containing run off from a Pemex (Petroleos Mexicanos) processing facility in Cunduacan in the southern state of Tabasco August 13. The runoff is piped to this pool which residents and environmentalists say has no containment to stop the toxins from leaking into the subsoil and water table.