4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), collects garbage in the sea accompanied by her father Ricardo Gomes, marine biologist and director of the NGO Instituto Mar Urbano, at the Praia Vermelha beach in Rio de Janeiro, Brazil July 9, 2021. Picture taken July 9, 2021. REUTERS/Pilar Olivares TPX IMAGES OF THE DAY 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), prepares to enter the sea to collect garbage in the Praia Vermelha beach in Rio de Janeiro, Brazil July 9, 2021. Picture taken July 9, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), prepares to enter the sea to collect garbage in the Praia Vermelha beach in Rio de Janeiro, Brazil July 9, 2021. Picture taken July 9, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), collects garbage on the sea accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, in the Praia Vermelha beach in Rio de Janeiro, Brazil July 9, 2021. Picture taken July 9, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), collects garbage on the sea accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, in the Praia da Urca beach in Rio de Janeiro, Brazil July 4, 2021. Picture taken July 4, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), plays with shells at her home in Rio de Janeiro, Brazil July 14, 2021. Picture taken July 14, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), collects garbage on the sea accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, in the Praia Vermelha beach in Rio de Janeiro, Brazil July 9, 2021. Picture taken July 9, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), collects garbage on the sea accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, in the Praia da Urca beach in Rio de Janeiro, Brazil July 4, 2021. Picture taken July 4, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), collects garbage on the sea accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, in the Praia Vermelha beach in Rio de Janeiro, Brazil July 9, 2021. Picture taken July 9, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), draws fishes accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, at their home in Rio de Janeiro, Brazil July 14, 2021. Picture taken July 14, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), points at an image of a fish accompanied by her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, at their home in Rio de Janeiro, Brazil July 14, 2021. Picture taken July 14, 2021. REUTERS/Pilar Olivares 

4-year-old Nina Gomes, who was named as the youngest "Green Agent" by the Municipal Urban Cleaning Company (COMLURB), stands next to photos of her father, marine biologist and director of the NGO Instituto Mar Urbano, Ricardo Gomes, at her home in Rio de Janeiro, Brazil July 14, 2021. Picture taken July 14, 2021. REUTERS/Pilar Olivares