Rio Tietê

Construction

Largest bridge in São Paulo reaches 75% completion and is expected to strengthen strategic connection in the interior of São Paulo.

Alisson Ficher 21/06/2026 at 22:42

Science and Technology

Solar buoys with ultrasound arrive at the Tietê River to try to curb the advance of algae, monitor water quality, and protect areas used by tourists, fishermen, and residents.

Caio Aviz 17/06/2026 at 16:35

Economy

Brazil invests R$ 293.8 million to remove 552,000 m³ of submerged rocks from the Tietê River, deepen 16 km of the channel by 3.5 meters, and allow larger convoys on the waterway that connects cargo from the Midwest and Southeast to the Port of Santos.

Ana Alice 12/06/2026 at 19:08

Uncategorized

Amid toxic foam, satellites, and smart buoys, São Paulo presents a R$ 23.5 billion plan that could change the way Tietê and Pinheiros are monitored until 2029.

Caio Aviz 10/06/2026 at 23:29

Interesting facts

Giant aquatic plants cover the Dourados River in Lins, blocking boats, destroying piers, and worrying residents while more than 400 inspections and R$ 13.8 million in fines expose the advancement of eutrophication in São Paulo’s rivers.

Alisson Ficher 17/05/2026 at 20:02

Interesting facts

The Tietê River wakes up covered in toxic foam as it receives 600 tons of pollution per day, and authorities repeat that the solution depends on ending untreated sewage coming from Greater São Paulo.

Maria Heloisa Barbosa Borges 14/05/2026 at 15:15

Interesting facts

Tanquã: the gigantic flooded area created by a dam on the Tietê River that became São Paulo’s “mini-Pantanal”, grew larger than Paris and today attracts tourists with 435 animal species and 361 plant species.

Romário Pereira de Carvalho 11/05/2026 at 12:26

Rio Tietê volta a ficar verde e pastoso em Adolfo, peixes aparecem mortos, turismo desaba e usinas de cana são apontadas como vilãs enquanto autoridades ignoram um rio inteiro agonizando

Economy

Tietê River Turns Green And Slimy Again In Adolfo, Dead Fish Appear, Tourism Plummets, And Sugarcane Mills Are Blamed As Authorities Ignore A River In Agony

Carla Teles 22/02/2026 at 18:49

No interior de SP, Itapura marca a foz do Rio Tietê e reúne ruínas submersas, naufrágio histórico e áreas preservadas do Pantanal Paulista.

Interesting facts

Clean Tietê River Ready For Swimming: City 670 Km From Capital Has Shipwreck of Dom Pedro II, Submerged Ruins, Waterfalls Buried by Hydroelectric Plant, and an Ecological Paradise in Pantanal Paulista.

Alisson Ficher 05/02/2026 at 23:47

Camarões de água doce mortos acumulados às margens do Rio Tietê, em Igaraçu do Tietê, com técnicos ambientais realizando coleta de amostras no interior de São Paulo.

Interesting facts

Unusual Shrimp Deaths in the Tietê River Draw Experts’ Attention, Prompt Environmental Agencies to Investigate Possible Causes, and Raise Longstanding Concerns About River Pollution in São Paulo Interior

Caio Aviz 05/02/2026 at 02:01

Nascente do rio Tietê em Salesópolis com água limpa, mata atlântica preservada e floresta nativa ao redor do rio

Interesting facts

While The Tietê River Suffers From Pollution Throughout São Paulo, An Inland City Preserves The Spring With Clean Water, Intact Atlantic Forest, And A Scenario That Contradicts Everything Many Imagine

Caio Aviz 03/02/2026 at 10:28

Projeto IntegraTietê avança, remove milhões de sedimentos e reduz poluição do Rio Tietê. Meta é tornar o rio próprio para banho até 2029.

Science and Technology

Incredible Project to Save the Tietê River Promises to Transform São Paulo and Starts to Clear the Waters; Goal Is to Make It Suitable for Swimming and with Water Clean Enough to Drink.

Alisson Ficher 23/01/2026 at 14:06

Largest bridge in São Paulo reaches 75% completion and is expected to strengthen strategic connection in the interior of São Paulo.

Solar buoys with ultrasound arrive at the Tietê River to try to curb the advance of algae, monitor water quality, and protect areas used by tourists, fishermen, and residents.

Brazil invests R$ 293.8 million to remove 552,000 m³ of submerged rocks from the Tietê River, deepen 16 km of the channel by 3.5 meters, and allow larger convoys on the waterway that connects cargo from the Midwest and Southeast to the Port of Santos.

Amid toxic foam, satellites, and smart buoys, São Paulo presents a R$ 23.5 billion plan that could change the way Tietê and Pinheiros are monitored until 2029.

Giant aquatic plants cover the Dourados River in Lins, blocking boats, destroying piers, and worrying residents while more than 400 inspections and R$ 13.8 million in fines expose the advancement of eutrophication in São Paulo’s rivers.

The Tietê River wakes up covered in toxic foam as it receives 600 tons of pollution per day, and authorities repeat that the solution depends on ending untreated sewage coming from Greater São Paulo.

Tanquã: the gigantic flooded area created by a dam on the Tietê River that became São Paulo’s “mini-Pantanal”, grew larger than Paris and today attracts tourists with 435 animal species and 361 plant species.

Tietê River Turns Green And Slimy Again In Adolfo, Dead Fish Appear, Tourism Plummets, And Sugarcane Mills Are Blamed As Authorities Ignore A River In Agony

Clean Tietê River Ready For Swimming: City 670 Km From Capital Has Shipwreck of Dom Pedro II, Submerged Ruins, Waterfalls Buried by Hydroelectric Plant, and an Ecological Paradise in Pantanal Paulista.

Unusual Shrimp Deaths in the Tietê River Draw Experts’ Attention, Prompt Environmental Agencies to Investigate Possible Causes, and Raise Longstanding Concerns About River Pollution in São Paulo Interior

While The Tietê River Suffers From Pollution Throughout São Paulo, An Inland City Preserves The Spring With Clean Water, Intact Atlantic Forest, And A Scenario That Contradicts Everything Many Imagine

Incredible Project to Save the Tietê River Promises to Transform São Paulo and Starts to Clear the Waters; Goal Is to Make It Suitable for Swimming and with Water Clean Enough to Drink.

In the cold desert of Ladakh, where it hardly rains, engineer Sonam Wangchuk created the ice stupa, a tower that freezes winter water and stores it for irrigating crops in the spring, a simple engineering feat that mimics nature.

Almost 6,000 residents live concentrated along a single street nearly 9 km long in the interior of Poland. Houses form a continuous row, and behind them, narrow agricultural strips emerge, creating one of the most unusual rural patterns in Europe.

Júlia Pimentel, an 11-year-old from Minas Gerais, independently invented a new formula to calculate the square root using simple addition and multiplication, and her method was published in one of the most important mathematical scientific journals in Brazil.

They planted a sea of eucalyptus to produce cellulose, but the monoculture turned into a green desert, dried up springs and rivers, and pushed families out of regions in Minas Gerais and Bahia.

Chinese woman planted trees for decades while sand buried part of her house, received $5,000 from an American in 1999, and helped transform the desert into a forest of 8 million trees in China.

Heir bought 23,000 degraded acres in the Scottish Highlands, fenced the area, planted nearly 1 million native trees, and transformed empty mountains into a forest officially recognized after meeting 15 evaluation criteria over 20 years.

The Atacama Desert, the driest place on Earth, was covered in flowers and turned into a colorful carpet with more than 200 species in the phenomenon called “desert bloom,” when atypical rains awaken seeds that had remained dormant in the soil for many years.