IBM helped turn Rio de Janeiro into a smart city before it hosted the World Cup

The fascinating urban planning experiment that birthed Brazil's capital city

In 1960, the country moved its capital from Rio de Janeiro to Brasília, a city in the middle of the country built from scratch in just four years.

Young Brazilians protested their country's hosting of the 2014 World Cup

In 2013, the Confederations Cup in Brazil was marked with widespread protests in a period dubbed "Generation June." Many were angry about the looming 2014 World Cup, which they believed was an affront to the country's many pressing issues.

Hosting the World Cup requires massive investments in infrastructure

Since the 1990s, those costs have crept into the billions. Cities are able to sell the high price tag with promises of jobs and tourism dollars, but long-term studies showed the promises were often overstated.

AI may enable smart cities to drastically improve public safety

By utilizing machine learning techniques to analyze real-time monitoring reports against facial recognition databases, artificial intelligence can enhance the identification of criminals and coordinate an appropriate emergency response across various scenarios.

Explore and visualize AI-driven riverine and flash-flood forecasts across more than 150 countries to anticipate these natural disasters up to seven days in advance.

Dubai and Barcelona are examples of smart cities

By integrating technology into public transit, utilities, and other municipal systems, these cities aim to reduce costs and enhance the quality of life for their residents. Some of these technologies include adaptive lighting, parking sensors, and underground waste systems.

Connected technology improves infrastructure efficiency in smart cities

Through information and communication technologies, smart cities can provide enhanced public services and improved quality of life by managing traffic and dynamic safety policies. They can also promote sustainability by automating energy use and redirecting resources according to need.

Smart cities support interdepartmental goals by facilitating shared infrastructure

Instead of working in isolation, municipal departments can share data, such as lighting and telecom needs, seamlessly and collaborate to solve larger-scale problems together. Integrating public feedback systems can further improve city services and sustainability.

AI may help the 1.4 billion people worldwide who lack access to basic financial services

Artificial intelligence is fuelling a financial technology transformation in some countries where an outsized number of residents lack access to basic financial services, including Brazil and Nigeria.

Brazil is one of the World Cup's most legendary teams

After a 12-year pause for World War II, the World Cup returned in 1950 in Brazil. Brazil dominated the era, claiming titles in 1958, '62, and '70 behind teen sensation Pelé, who went from poverty to a soccer legend before turning 17.

In 2015, FIFA's decades-old bribery network was exposed

In 2015, the US Department of Justice exposed a 24-year bribery network influencing broadcast rights and votes on World Cup host cities. Over 40 officials were indicted for accepting bribes. FIFA implemented several reforms, including term limits for presidents and council members and salary disclosures in 2016.

Take a virtual tour through the Amazon Basin

Thanks to Google Maps’ Street View feature, people can virtually explore the Amazon River basin and its surroundings—part of the Amazon rainforest that is under the protection of the Brazilian government with restricted access to the public. The...

In 2024, Black Friday was observed in 129 countries

Brazilians adopted Black Friday in 2010. Today, 60% of Brazilians participate in the shopping event. Large corporations offering Black Friday sales in the US (like Amazon, for instance) began offering similar deals in places like the UK, spreading the holiday internationally.

What its like to live in the world’s ‘smartest cities’

What’s it like to live in a smart city? The BBC interviewed residents of five of the world’s smartest, as determined by the International Institute for Management Development, to find out. (See previous resource for those rankings.) Common praises included ease of transportation, sustainability initiatives and proximity to nature.

Brazil's Carnaval takes place in a designated stadium

Like Mardi Gras, the official Carnaval celebration in Rio de Janeiro occurs annually before the Lenten season. One of the key differences is that Brazil's version includes a ticketed component held at the Sambadrome Marquês de Sapucaí, a long, open-air stadium where audiences can watch the floats pass.

Explore a worldwide ranking of smart cities

This interactive site evaluates residents' perceptions of the infrastructure and technologies available to them across 146 cities to produce a ranking based on a Smart City Index. Users can utilize the City Comparison feature to compare their city with others around the world.

As of 2025, there are no federal laws involving privacy and smart city technologies

Advancements in cloud technology and artificial intelligence allow cities to capture, store, and analyze more information than ever before. Experts warn that the unhindered ability to collect and use this data may infringe on residents' rights and endanger them if the data gets into the hands of malicious parties.

The 2010 announcement that Russia and Qatar would host back-to-back men's World Cups eventually led to the resignation of FIFA's president.

Many issues facing urban environments cannot be solved by smart technologies

Although connecting systems to the Internet of Things can provide improved efficiency in municipal systems, problems such as limited affordable housing are driven by larger socioeconomic factors. Some experts suggest that local governments should focus resources on practical solutions to these issues rather than investing in smart technologies.

Smart city systems can increase positive feelings toward local government

A 2018 study analyzed 50 global cities to determine whether smart city technologies enhance residents' quality of life. It found that these technologies can decrease the time spent interacting with healthcare and government by 45% to 65%, while also decreasing the disease burden by 8% to 15%.

Artificial intelligence may further enhance smart city data analysis

Identifying patterns within systems in the Internet of Things may enable AI tools to make informed decisions regarding transportation, safety, and sustainability without human intervention. However, such tools will also need to successfully address concerns about privacy, digital equity, and algorithmic bias.

Digital twins create real-time 3D models of smart cities

These re-creations allow city planners to track changes and manage infrastructure more easily by testing strategies in virtual environments. Geospatial technologies, such as mobile mapping and satellite imaging, help cities assess urban layouts, plan for disasters, and manage resources more efficiently.

Smart cities have been more successful when upgrading existing infrastructure

Building urban landscapes with smart technologies from scratch has sometimes produced futuristic-looking yet sterile environments that struggle to attract residents and justify high costs. Enhancing existing areas while retaining their historical and cultural touchstones has proven more appealing in many cities.

Evaluating the world’s 'smartest' cities

A ranking of "smart cities" analyzes cities by economical and technological aspects as well as quality of life, inclusiveness, and care to the environment.

AI-powered models can provide low-cost, localized and accurate weather forecasting

These models can run on standard laptops, reducing the need for expensive supercomputers and expanding access to developing regions. AI forecasts can help farmers make informed planting decisions, improving crop yields and reducing costs.

Explore plans for smart cities expected to be built by 2050

Locations such as Net City in China, Woven City in Japan, and NEOM in Saudi Arabia are expected to incorporate green energy, AI, and advanced transportation system technologies to enhance air quality, reduce congestion, and minimize pollution by significantly reducing personal car use.

Singapore, one of the world's smartest cities

A fascinating look into what makes Singapore one of the smartest cities in the world, including human-centric innovations benefitting human health such as the AI-powered "Smart Elderly Alert System."

World Cup venues spend months cultivating their fields and choosing their grass based on the cities' climates.

Impact of Brazil's politics on the Amazon rainforest

In this seven-minute podcast, Andrew Limbong speaks with environmental researcher Erika Berenguer about Brazilian President Luiz Inácio Lula da Silva’s ambitions to save the Amazon Rainforest from deforestation.

Amazon deforestation down by a third in 2023

Read this article to understand how Brazil's President Luiz Inácio Lula da Silva, who started his term on January 1, 2023, has been successful in reducing deforestation in the Amazon region. Deforestation dropped by 33.6% in the first six months of...

In 1974, Los Angeles’s Community Analysis Bureau built a smart city

Los Angeles utilized aerial imaging and cluster analysis to gather and interpret civic data, leveraging surveillance technologies developed by the Department of Defense during the height of the Cold War. Instead of being used for military purposes, data insights helped direct social services to high-poverty neighborhoods.

Over time, the World Cup became a TV powerhouse, generating massive revenue from broadcast rights and ad placements.

The US first hosted the World Cup in 1994, a tournament that lives in soccer infamy for its poor planning and the game that led to the murder of Colombian player Andres Escobar, who had accidentally scored on his own net.

As of 2025, scientists at B2 study the heat tolerance of cacao and coffee trees

The research at Biosphere 2 has led to the development of low-cost plant monitors, which can be provided to farmers worldwide to enable more precise monitoring of crops. Geodesic domes built within the ocean biome are used to investigate the best architectural structures for repopulating degraded reefs.

Nonprofits strive to replant the Amazon and slow global warming

This article explores the efforts of nonprofit organizations like Rioterra in reforesting the Brazilian Amazon to mitigate climate change. Their goal is enormous: reforest an area twice the size of Germany, costing over 20 billion dollars. In order...

What is a smart city?

The internet of things and automation are two of the technologies used in smart cities. Learn about the technologies making cities more human-centric in this three-minute read.

Henry Ford once ran a failed rubber plantation in Brazil's Amazon Rainforest

In 1927, Henry Ford bought 2.5 million acres of land off the Amazon River in Brazil, with the intention of creating an American-style Ford factory to produce the rubber needed for tires. The development, known as Fordlandia, was never able to produce enough rubber, and Fordlandia was officially shut down in 1945.

Smart cities without strong cybersecurity can leave utilities extremely vulnerable

Insecure devices connected to the Internet of Things pose risks to the entire network, which cybercriminals can hijack to compromise infrastructure and private resident data. Poorly secured systems that become inoperable can undermine the promise of smart cities by worsening the quality of life.

EXTREMA is a smart city system protecting residents from heat-related health risks

The mobile application is designed to protect citizens in select European cities from extreme temperatures by calculating the heat index at a specific location and providing personalized information to users. Municipal governments can also utilize it to inform emergency responses, such as determining when and where to open cooling centers.

Are smart cities a dumb idea?

Smart cities require vast troves of data to run, making their systems attractive to hackers. Listen to this one hour podcast to learn about the risks and what is being done to mitigate them.

Biosphere 2 gradually transformed into a lab modeling environmental disasters

Built to establish a self-sustaining habitat, the privately funded facility was taken over by Columbia University in 1995. Closed-system experiments were halted in favor of investigations focused on the effects of climate change, which continued after B2 was donated to the University of Arizona in 2011.

Sets incorporating immersive mixed reality have transformed weather reporting

The technology enables presenters to step into virtual environments that incorporate 3D models and real-time data, providing more engaging and interactive forecasting. They have also facilitated the development of educational segments where meteorologists use virtual models to explain complex weather phenomena.

Explore how global teams coordinated by the UN's International Search and Rescue Advisory Group find and rescue survivors of large-scale earthquakes, from preliminary surveys to recovering bodies.

The Federal Emergency Management Agency leads the US response to disasters

Established in 1979, FEMA coordinates the government's response to hurricanes, wildfires, floods, and other disasters, providing funding, logistical support, and recovery assistance. In FY 2024, the agency spent $35.1B, nearly 40% of the Department of Homeland Security's total budget.

The number of cities bidding to host the Olympics has dropped in recent decades

Hosting the Olympics was once an honor and a way to bring people and prestige to a city. But in 2017, only two nations bid to host the 2024 Summer Olympic Games. This video walks through how every Olympics since 1960 has run over budget, and how the era of building dozens of new venues for the Games contributed to high cost overruns and corruption.

Woven City at the base of Mount Fuji in Japan

The Woven City at the base of Mount Fuji in Japan is a ‘living laboratory’ for new technologies. It is being developed by Toyota subsidiary, Woven Planet, and will be the world’s first programmable city.

Average citizens may be the greatest liability to smart cities

Smart cities utilize massive datasets to enhance mobility, resource utilization, and public safety. However, this data can also be compromised if mishandled by residents, making citizen awareness of risks a key component of cybersecurity efforts.

NASA's GUARDIAN software uses changes in satellite navigation signals and AI-powered detection algorithms to anticipate tsunamis and provide real-time alerts to at-risk communities before the phenomena are detected by tidal sensors.

FIFA was formed in 1904 and held its first tournament in 1930

In 1930, the first World Cup was held in Uruguay after the Olympics refused to allow professional soccer players to play in the 1932 games. The host country made it to the final of the 13-team event, playing against Argentina. Watch this remastered film of the 1930 match with Uruguay defeating Argentina 4-2 in front of 68,000 screaming fans at the newly opened Estadio Centenario.

The WEF’s Edison Alliance connected more than 1 billion people to digital services

By 2024, the World Economic Forum-backed Edison Alliance had delivered digital connectivity and access to financial, healthcare, and education services to more than 1 billion people, using public-private partnerships across Africa, Asia, Latin America, and the US.