Children ride bikes in the Mutange neighbourhood, which has been affected by rock salt mining by the petrochemical company Braskem, in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

Workers pass in front of a tank at a chlorine-soda plant of the petrochemical company Braskem in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

Workers labor at a facility of the petrochemical company Braskem in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

Marcio da Rocha Cavalcante, 47, is pictured in an apartment with cracks linked to rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 27, 2020. Picture taken January 27, 2020. REUTERS/Amanda Perobelli 

A child plays with horses in the Mutange neighbourhood, which has been affected by rock salt mining by the petrochemical company Braskem, in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

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 

Workers labor at a facility of the petrochemical company Braskem in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

In the northeastern Brazilian city of Maceio, a number of salt mines owned and operated by petrochemical firm Braskem have over time eroded the ground underneath a large chunk of the city.

Jose Rinaldo Januario, 47, is pictured in his house next to cracks linked to 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 

Horses graze outside of a a building with cracks linked to rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 27, 2020. Picture taken January 27, 2020. REUTERS/Amanda Perobelli 

A crack monitor is attached to the wall of a house with damage linked to rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 29, 2020. Picture taken January 29, 2020. REUTERS/Amanda Perobelli 

A man hangs laundry near a mining equipment used by the petrochemical company Braskem in Maceio, Brazil January 28, 2020. Picture taken January 28, 2020. REUTERS/Amanda Perobelli 

Workers are pictured in a control room at a chlorine-soda plant of the petrochemical company Braskem in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

People wait at a Braskem service center run for residents affected by the petrochemical company's rock salt mining in Maceio, Brazil January 30, 2020. Picture taken January 30, 2020. REUTERS/Amanda Perobelli 

A building with cracks linked to rock salt mining by the petrochemical company Braskem is seen in Maceio, Brazil January 27, 2020. Picture taken January 27, 2020. REUTERS/Amanda Perobelli 

Jose Rinaldo Januario, 47, shows a damage in his house linked to rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 28, 2020. Picture taken January 28, 2020. REUTERS/Amanda Perobelli 

A condemned building sits in front of mining equipment used by the petrochemical company Braskem in Maceio, Brazil January 28, 2020. Picture taken January 28, 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 

Joeliton Barbosa Goes, 45, stands in his house next to a crack linked to rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 28, 2020. Picture taken January 28, 2020. REUTERS/Amanda Perobelli 

Jose Rinaldo Januario, 47, is pictured outside his house next to cracks linked to rock salt mining by the petrochemical company Braskem in Maceio, Brazil January 28, 2020. Picture taken January 28, 2020. REUTERS/Amanda Perobelli 

Brazil's drug lord Luiz Fernando Costa, also know as "Fernandinho Beira Mar" (Freddy Seashore), arrives at Federal Police Headquarter in Brasilia March 24, 2006. [Luiz Fernando Costa was transferred from a prison in Maceio, capital of the northeast state of Alagoas, to one in the capital while authorities decide which high security jail he should be permanently imprisoned in.] 

Brazil's drug lord Luiz Fernando Costa, also know as "Fernandinho Beira Mar" (Freddy Seashore), arrives at Federal Police Headquarter in Brasilia March 24, 2006. Luiz Fernando Costa was transferred from a prison in Maceio, capital of the northeast state of Alagoas, to one in the capital while authorities decide which high security jail he should be permanently imprisoned in. REUTERS/Jamil Bittar 

Brazil's drug lord Luiz Fernando Costa, also know as "Fernandinho Beira Mar" (Freddy Seashore), arrives at Federal Police Headquarter in Brasilia March 24, 2006. Luiz Fernando Costa was transferred from a prison in Maceio, capital of the northeast state of Alagoas, to one in the capital while authorities decide which high security jail he should be permanently imprisoned in. REUTERS/Jamil Bittar 

Brazil's drug lord Luiz Fernando Costa, also know as "Fernandinho Beira Mar" (Freddy Seashore), arrives at Federal Police Headquarter in Brasilia March 24, 2006. Luiz Fernando Costa was transferred from a prison in Maceio, capital of the northeast state of Alagoas, to one in the capital while authorities decide which high security jail he should be permanently imprisoned in. REUTERS/Jamil Bittar 

Brazil's drug lord Luiz Fernando Costa, also know as "Fernandinho Beira Mar" (Freddy Seashore), arrives at Federal Police Headquarter in Brasilia March 24, 2006. Luiz Fernando Costa was transferred from a prison in Maceio, capital of the northeast state of Alagoas, to one in the capital while authorities decide which high security jail he should be permanently imprisoned in. REUTERS/Jamil Bittar 

Brazilian soccer star Ronaldo (R) moves the ball upfield past Colombia's Ivan Ramiro Cordoba, during their World Cup qualifying match in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Sergio Moraes SM/GN 

Brazilian soccer star Ronaldo kicks the ball pat Colombian players Ivan Ramiro Cordoba (L), Franki Oviedo (2nd R) and Gerardo Bedoya during their World Cup qualifying match, at the Rei Pele stadium in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker SM/GN 

Colombia's Ivan Ramiro Cordoba (R) hugs his coach Reynaldo Ruedas after their World Cup qualifying match against Brazil, at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker SM 

Brazilian head coach Carlos Alberto Parreira gestures during their World Cup qualifying match against Colombia, at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker SM 

Brazil's Adriano (R) and Colombia's Mario Yepes struggle for the ball during their World Cup qualifying match in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Sergio Moraes SM/GN 

Brazil's Adriano (L) moves the ball past Colombia's goalie Miguel Calero (C), as Brazilian star Ronaldo looks on, during their World Cup qualifying match in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker SM/GN 

Ronaldo of Brazil cools himself alongside Brazilian head coach Parreira during World Cup qualifier against Colombia. Brazil's Ronaldo (R) cools himself next to Brazilian head coach Carlos Alberto Parreira, during their World Cup qualifying match against Colombia in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker 

Brazil's Ronaldinho Gaucho (R) kicks the ball past Colombian players Amaranto Perea (L) and Oscar Diaz, during their World Cup qualifying match in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Sergio Moraes SM/GN 

Colombia's Ivan Ramiro Cordoba waves to fans after htheir World Cup qualifying match against Brazil, in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker SM/GN 

Colombian soccer fans sing during their World Cup qualifying match against Brazil, at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Paulo Whitaker SM 

Brazil's Ronaldo (C) kicks the ball past Colombian players Mario Yepes (L) and Amaranto Perea, during their World Cup qualifying match in Maceio, October 13, 2004. The game ended in a 0-0 draw. REUTERS/Sergio Moraes SM/GN 

Brazilian soccer star Ronaldo (R) clears the ball away from Colombia's Ivan Ramiro Cordoba, during their World Cup qualifying match at the Rei Pele stadium in Maceio, October 13, 2004. REUTERS/Paulo Whitaker SM/GN 

Brazil's Ronaldo (top) is tackled by Colombia's Ivan Ramiro Cordoba, as Colombian player Perea Amaranto (R) looks on during their World Cup qualifying match at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. REUTERS/Paulo Whitaker SM 

Brazil's Ronaldinho Gaucho (R) fights for the ball with Colombia's Mario Yepes during their World Cup qualifying match, at the Rei Pele stadium in Maceio, October 13, 2004. REUTERS/Sergio Moraes SM/GN 

Brazil's Ze Roberto (L) fights for the ball with Colombia's Freddy Grisales during their World Cup qualifying match, at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. REUTERS/Paulo Whitaker SM 

Brazil's Ronaldinho Gaucho (C) moves the ball upfield past Colombia's John Restrepo (L) and Oscar Diaz, during their World Cup qualifying match at the Rei Pele stadium in Maceio, October 13, 2004. REUTERS/Sergio Moraes SM/GN 

Brazil's Ronaldo (R) is tackled by Colombia's Ivan Ramiro Cordoba (C), as Brazilian player Alex looks on, during their World Cup qualifying match at the Rei Pele stadium in Maceio, October 13, 2004. REUTERS/Paulo Whitaker SM/GN 

Brazil's Ronaldo (C) moves the ball upfield past Colombia's Gerardo Bedoya (L) and Mario Yepes during their World Cup qualifying match, at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. REUTERS/Sergio Moraes SM/GN 

Soccer fans show their arms with the names of Brazilian star Ronaldo and his girlfriend Daniele Cicarelli written on them. Soccer fans show their arms with the names of Brazilian striker Ronaldo and his girlfriend Daniele Cicarelli written on them, before the World Cup qualifying match against Colombia at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. REUTERS/Sergio Moraes 

Brazilian soccer fans sing before the World Cup qualifying match against Colombia at the Rei Pele stadium in the northeastern Brazilian city of Maceio, October 13, 2004. REUTERS/Sergio Moraes SM 

Brazilian soccer star Ronaldinho Gaucho shows a Barcelona FC symbol after training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13 for their World Cup qualifying match in Germany 2006. REUTERS/Paulo Whitaker SM 

Brazilian soccer fans cheer their team during a training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match in Germany 2006. REUTERS/Sergio Moraes SM 

Brazilian soccer fans cheer their team during a training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match in Germany 2006. REUTERS/Sergio Moraes SM 

A soccer fan (center right) tries to talk with Brazilian players after training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match in Germany, 2006. REUTERS/Paulo Whitaker REUTERS SM 

Brazilian head coach Carlos Alberto Parreira (R) gestures next his player Juan during a training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match of Germany 2006. REUTERS/Paulo Whitaker SM 

Brazilian soccer stars Ronaldo (L) and Ronaldinho Gaucho joke during a training session in the Brazilian northeastern city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match of Germany 2006. REUTERS/Paulo Whitaker SM 

Brazilian player Alex kicks the ball during a training session in the Brazilian northeastern city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match of Germany 2006. REUTERS/Paulo Whitaker SM 

Brazilian player Alex covers his face during a training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match of Germany 2006. REUTERS/Paulo Whitaker SM 

Brazilian player Magrao controls the ball during a training session in the Brazilian northeastern city of Maceio, October 12, 2004. Brazil will face Colombia on October 13 for their World Cup qualifying match of Germany 2006. REUTERS/Paulo Whitaker SM 

Brazilian soccer star Ronaldo controls the ball during a training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13 for their World Cup qualifying match of Germany 2006. REUTERS/Sergio Moraes SM 

Brazilian player Magrao (L) talks with teammate Maxwell during a training session in the Brazilian northeastern city of Maceio, October 12, 2004. Brazil will face Colombia on October 13 in a World Cup qualifying match. REUTERS/Paulo Whitaker REUTERS SM 

Brazilian soccer star Ronaldinho Gaucho waves to fans during a training session in the Brazilian city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match in Germany, 2006. REUTERS/Sergio Moraes SM 

Brazilian soccer star Ronaldo reacts during a training session in the Brazilian northeastern city of Maceio, October 12, 2004. Brazil will face Colombia on October 13 in a World Cup qualifying match. REUTERS/Sergio Moraes SM 

Brazilian soccer stars Roberto Carlos (R) and Ronaldinho Gaucho joke during a training session in the Brazilian northeastern city of Maceio, October 12, 2004. Brazil will face Colombia on October 13, for their World Cup qualifying match of Germany, 2006. REUTERS/Paulo Whitaker SM