Science Knowledge 27/05/2025 12:01

10 cities underwater by 2050 you should visit before it’s too late

10 cities underwater by 2050 you should visit before it’s too late

As climate change accelerates, numerous coastal cities worldwide face the impending threat of submersion due to rising sea levels, with projections indicating significant impacts by 2050.

Flooded City

A report has revealed which cities could be dramatically impacted by rising sea levels (Image: Getty)


The relentless march of climate change is reshaping our planet in profound ways. Among the most alarming consequences is the rising sea levels, which threaten to engulf low-lying coastal cities that have long been hubs of culture, commerce, and history. Scientific projections indicate that without significant mitigation efforts, many of these urban centers could find themselves underwater by 2050.


Sea levels are rising due to two primary factors: thermal expansion of seawater as it warms and the melting of glaciers and ice sheets. The Intergovernmental Panel on Climate Change (IPCC) projects that by 2100, sea levels could rise by as much as 1.1 meters under high-emission scenarios. Even under more moderate emissions scenarios, a significant rise is anticipated, posing risks to coastal infrastructure and populations.


Cities at Risk

Bangkok, Thailand
Bangkok, with much of its area lying just above sea level, faces severe flooding risks. The city is sinking at an alarming rate due to excessive groundwater extraction, and combined with rising sea levels, large portions could be submerged by 2050.

Amsterdam, Netherlands
Despite its advanced flood defenses, Amsterdam's low-lying geography makes it vulnerable. Projections suggest that even with current protective measures, the city could experience significant flooding by the mid-21st century.

Ho Chi Minh City, Vietnam
Situated in the Mekong Delta, Ho Chi Minh City is highly susceptible to sea-level rise. The combination of land subsidence and rising tides threatens to inundate large parts of the city, displacing millions.

Cardiff, United Kingdom
Cardiff's proximity to the sea and its low-lying terrain make it prone to flooding. With sea levels rising, the city faces increased risks of annual inundation by 2050.

New Orleans, United States
New Orleans, already battling subsidence and storm surges, is at heightened risk. Rising sea levels exacerbate these challenges, potentially displacing a significant portion of its population.

Manila, Philippines
Manila's rapid urbanization and sinking land make it particularly vulnerable. Projections indicate that large areas of the city could be submerged by 2050, affecting millions of residents.

London, United Kingdom
London's extensive flood defense systems are under pressure from rising sea levels. Without significant upgrades, parts of the city could face regular flooding events by the latter half of the century.

Jakarta, Indonesia
Jakarta is sinking at an alarming rate due to groundwater extraction and land subsidence. Combined with rising sea levels, projections suggest that much of the city could be underwater by 2050.

Miami, United States
Miami's coastal location and porous limestone bedrock make it highly susceptible to sea-level rise. Without substantial infrastructure investments, the city faces significant flooding risks in the coming decades.

Venice, Italy
Venice has long grappled with flooding issues. Rising sea levels, coupled with the city's sinking foundations, threaten its existence, with projections indicating severe inundation by 2050.

Maldives
The Maldives, an island nation with an average elevation of just 1.5 meters above sea level, faces existential threats from rising oceans. Projections suggest that much of the country could be submerged by 2050, displacing its entire population.

Jakarta Bay, Indonesia
The Jakarta Bay area is experiencing rapid sinking due to excessive groundwater extraction. Combined with rising sea levels, large portions of the bay could be underwater by 2050, affecting millions of residents.

Mekong Delta, Vietnam
The Mekong Delta, home to millions, is highly vulnerable to sea-level rise. Projections indicate that significant portions of the delta could be submerged by 2050, displacing large populations.


Global Implications

The potential submersion of these cities has far-reaching implications. Beyond the immediate loss of infrastructure and homes, there would be significant economic impacts, including loss of tourism revenue, decreased property values, and increased costs for flood defenses and disaster response.

Moreover, the displacement of millions of people could lead to climate refugees, straining resources in neighboring regions and potentially leading to geopolitical tensions.


Mitigation and Adaptation Strategies

To combat the rising threat, several strategies can be employed:

  • Enhanced Flood Defenses: Investing in robust sea walls, levees, and floodgates can help protect vulnerable areas.

  • Sustainable Urban Planning: Designing cities with elevated structures and permeable surfaces can reduce flood risks.

  • Community Relocation: In extreme cases, relocating communities from high-risk areas may be necessary.

  • International Cooperation: Collaborative efforts between nations can lead to shared solutions and resources for affected regions.


Conclusion

The threat of rising sea levels is not a distant concern but an imminent reality for many coastal cities. Without concerted global efforts to mitigate climate change and implement adaptive strategies, the world could witness the loss of some of its most iconic urban centers by 2050. It is imperative that immediate action is taken to safeguard these cities for future generations.

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