
Fishermen harvest clams early on August 11, 2023 in the lagoon of Scardovari, south of Venice, Italy, where the ‘blue crab’, a particularly aggressive species is spreading, threatening local shellfish and fish in the delta where the River Po reaches the Adriatic sea. The blue crab, native to the North American Atlantic coast, has been spreading across the Mediterranean for several years and has now reached what has been described as a "critical situation" in some of Italy's coastal areas. (Photo by Piero CRUCIATTI / AFP)

A fisherman shows a female blue crab with eggs in the lagoon of Scardovari, south of Venice, Italy, on August 11, 2023. The blue crab is a particularly aggressive species threatening local shellfish and fish in the delta where the River Po reaches the Adriatic sea. The blue crab, native to the North American Atlantic coast, has been spreading across the Mediterranean for several years and has now reached what has been described as a "critical situation" in some of Italy's coastal areas. (Photo by Piero CRUCIATTI / AFP)

A man fishes at the site where a large 55-meter barge (Rear) that was sunk by WWII American bombing in 1944 while preventing retreat of the German army, re-emerged due to severe drought from the River Po in Gualtieri, Italy on June 15, 2022. According to the river observatory, the drought affecting Italy's longest river Po is the worst in the last 70 years. (Photo by Piero CRUCIATTI / AFP)

Rice producer Noemi Leva, 24, checks rice plants and assesses damages after devastating floods hit the Lomellina region in Langosco, Lombardy, on October 6, 2020. (Photo by Piero CRUCIATTI / AFP)

A view shows the dessicated bed of the river Po in Boretto, northeast of Parma, on June 15, 2022. According to the river observatory, the drought affecting Italy's longest river Po is the worst in the last 70 years. (Photo by Piero CRUCIATTI / AFP)

Residents collect fresh water at a public fountain in Levo, northwest of Milan, on June 17, 2022 as a mayoral decree ration supplies on tap water amid a severe drought. 125 towns in the regions of Piedmont and Lombardy have been asked to ration water amid the worst drought to affect northern Italy’s rivers in 70 years. (Photo by Piero CRUCIATTI / AFP)

A man waters plants in a garden using a bottle of mineral water in Baveno, northwest of Milan, on June 17, 2022. 125 towns in the regions of Piedmont and Lombardy have been asked to ration water amid the worst drought to affect northern Italy’s rivers in 70 years. (Photo by Piero CRUCIATTI / AFP)

Mauro Nuvolone of agricultural company Fonio, walks in a dry paddy field in Sozzago, near Novara, northern Italy on July 11, 2022. The worst drought affecting Italy in the past 70 years is causing devastating effects on rice fields and other crops of northern Italy with estimated losses of over 30% of the harvest. (Photo by Piero CRUCIATTI / AFP)

(LtoR) Dalila Pezzolati, 29, and Fabio Pezzolati, 25, harvest clams on the lagoon of Goro, about 100 km south of Venice, on the early morning of July 25, 2022. The recent drought has increased the salinity of the lagoon's waters, favouring the proliferation of algaes that absorb oxygen putting at risk the life of clams and mussels. (Photo by Piero CRUCIATTI / AFP)

Fabio Pezzolati, 25, shows algae in the water while harvesting clams on the lagoon of Goro, about 100 km south of Venice, on the early morning of July 25, 2022. The recent drought has increased the salinity of the lagoon's waters, favouring the proliferation of algaes that absorb oxygen putting at risk the life of clams and mussels. (Photo by Piero CRUCIATTI / AFP).

Fabio Pezzolati, 25, throws juvenile clams back into the water on the lagoon of Goro, about 100 km south of Venice, on the early morning of July 25, 2022. The recent drought has increased the salinity of the lagoon's waters, favouring the proliferation of algaes that absorb oxygen putting at risk the life of clams and mussels. (Photo by Piero CRUCIATTI / AFP)

Police officers detain an activist as climate activists from Extinction Rebellion, Scientist Rebellion and Last Generation block the entrance of the "Milano Linate Prime" fixed-base operator (FBO) airport facility in Milan on November 10, 2022, demanding the ban of private jet, tax frequent flyers and introduce taxation of most polluters. (Photo by Piero CRUCIATTI / AFP)

Residents view an uprooted tree in Milan on July 25, 2023 after an overnight rainstorm hit the city. (Photo by Piero CRUCIATTI / AFP)

A resident attempts to remove his car stuck under fall tree branches in Milan on July 25, 2023 after an overnight rainstorm hit the city. (Photo by Piero CRUCIATTI / AFP)

A fisherman holds a blue crab in the lagoon of Scardovari, south of Venice, Italy, on August 11, 2023. The blue crab is a particularly aggressive species threatening local shellfish and fish in the delta where the River Po reaches the Adriatic sea. The blue crab, native to the North American Atlantic coast, has been spreading across the Mediterranean for several years and has now reached what has been described as a "critical situation" in some of Italy's coastal areas. (Photo by Piero CRUCIATTI / AFP)

Swedish climate activist Greta Thunberg shouts slogans as she takes part in the Fridays For Future demonstration in Milan, on October 11, 2024. (Photo by Piero CRUCIATTI / AFP)

A tree grower walks past apple trees which are covered with a layer of ice, after being artificially watered to protect from the frost, at their orchard in La Palazzetta, a village located some 100km from Milan, on April 8, 2021. The ice coat is supposed to protect the delicate blossoms from cold temperatures and spring freezes that have hit Italy in the last two days. (Photo by Piero Cruciatti / AFP)

An aerial photo shows the small island of San Biagio, off Manerba del Garda, Lake Garda, on February 21, 2023, where the water level dropped to its lowest in 30 years during the winter months. A lack of snow on the surrounding mountain peaks, the absence of rain for the past six weeks, and mild temperatures - this explosive cocktail has caused the water level of Italy's largest lake to drop to its lowest in 30 years during the winter months. (Photo by Piero CRUCIATTI / AFP)

People walk towards the small island of San Biagio, off Manerba del Garda, Lake Garda, on February 21, 2023, where the water level dropped to its lowest in 30 years during the winter months. A lack of snow on the surrounding mountain peaks, the absence of rain for the past six weeks, and mild temperatures - this explosive cocktail has caused the water level of Italy's largest lake to drop to its lowest in 30 years during the winter months. (Photo by Piero CRUCIATTI / AFP)

People take photos by the riverbed of the river Po on February 21, 2023 at Ponte della Becca, in Linarolo, near Pavia. A lack of snow on the surrounding mountain peaks, the absence of rain for the past six weeks, and mild temperatures - this explosive cocktail has caused the water level of Italy's largest lake to drop to its lowest in 30 years during the winter months. (Photo by Piero CRUCIATTI / AFP)

Police officers carry a Ultima Generazione (Last Generation) environmental activist after he threw washable paint to Maurizio Cattelan’s "L.O.V.E." artwork in front of the Palazzo Mezzanotte, seat of the Italian stock exchange, in Piazza Affari in Milan, on January 15, 2023, to raise awareness on climate change. (Photo by Piero CRUCIATTI / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE ARTIST UPON PUBLICATION - TO ILLUSTRATE THE EVENT AS SPECIFIED IN THE CAPTION

CASTEL BOLOGNESE, ITALY - MAY 17: Pedestrians walk in a flooded street in Castel Bolognese, near Imola, Italy on May 17, 2023. At least three people were killed and thousands of others displaced after torrential rains poured over the northern Italian region of Emilia Romagna, local authorities said on Wednesday.

CASTEL BOLOGNESE, ITALY - MAY 17: Pedestrians walk in a flooded street in Castel Bolognese, near Imola, Italy on May 17, 2023. At least three people were killed and thousands of others displaced after torrential rains poured over the northern Italian region of Emilia Romagna, local authorities said on Wednesday.

MILAN, ITALY - NOVEMBER 13: Environmental activists by Ultima Generazione block the traffic to raise awareness on climate change in Milan, Italy on November 13, 2023