What are the key takeaways from this Everything Everywhere Daily episode?

Key insights include: **Urban Subsidence Rates:** New Orleans sinks 5–6mm annually on average, with some neighborhoods dropping 20–30mm per year due to drained wetland soils compressing under infrastructure weight. At current rates, certain districts may become economically indefensible to protect within decades.; **Mexico City Soil Amplification:** Built on drained Lake Texcoco sediments, Mexico City sinks up to 50cm per year in worst-affected zones. The same soft clay amplifies distant earthquake waves like gelatin, explaining why the 1985 earthquake caused catastrophic damage despite its epicenter being hundreds of miles away.; **Groundwater Pumping Consequences:** Jakarta's severe subsidence was driven largely by residents pumping private groundwater wells due to inadequate piped water infrastructure. This single practice caused northern districts to sink below sea level, compounding flood risk enough that Indonesia decided to relocate its entire national capital to Borneo.

How long is this episode of Everything Everywhere Daily?

This episode is 15 minutes long. SignalCast provides an AI-generated summary so you can get the key insights in about 3 minutes.

Everything Everywhere Daily

The World's Worst Located Cities

April 18, 2026

15 min episode · 2 min read

Episode

15 min

Read time

2 min

Topics

Leadership, Economics & Policy

AI-Generated Summary

Published Apr 18, 2026

Key Takeaways

✓Urban Subsidence Rates: New Orleans sinks 5–6mm annually on average, with some neighborhoods dropping 20–30mm per year due to drained wetland soils compressing under infrastructure weight. At current rates, certain districts may become economically indefensible to protect within decades.
✓Mexico City Soil Amplification: Built on drained Lake Texcoco sediments, Mexico City sinks up to 50cm per year in worst-affected zones. The same soft clay amplifies distant earthquake waves like gelatin, explaining why the 1985 earthquake caused catastrophic damage despite its epicenter being hundreds of miles away.
✓Groundwater Pumping Consequences: Jakarta's severe subsidence was driven largely by residents pumping private groundwater wells due to inadequate piped water infrastructure. This single practice caused northern districts to sink below sea level, compounding flood risk enough that Indonesia decided to relocate its entire national capital to Borneo.
✓Tehran Water Crisis Timeline: Tehran's reservoirs reached critically low levels by late 2025, with neighborhoods experiencing pressure cuts. Overbuilt dams, subsidized water pricing, and groundwater over-extraction have depleted aquifers faster than recharge, simultaneously causing subsidence and random sinkholes that swallow buildings and streets.

What It Covers

Four major world cities — New Orleans, Mexico City, Jakarta, and Tehran — share a critical geological flaw: all are actively sinking due to water mismanagement, soil compression, and drainage decisions made centuries before modern urban growth.

Key Questions Answered

•Urban Subsidence Rates: New Orleans sinks 5–6mm annually on average, with some neighborhoods dropping 20–30mm per year due to drained wetland soils compressing under infrastructure weight. At current rates, certain districts may become economically indefensible to protect within decades.
•Mexico City Soil Amplification: Built on drained Lake Texcoco sediments, Mexico City sinks up to 50cm per year in worst-affected zones. The same soft clay amplifies distant earthquake waves like gelatin, explaining why the 1985 earthquake caused catastrophic damage despite its epicenter being hundreds of miles away.
•Groundwater Pumping Consequences: Jakarta's severe subsidence was driven largely by residents pumping private groundwater wells due to inadequate piped water infrastructure. This single practice caused northern districts to sink below sea level, compounding flood risk enough that Indonesia decided to relocate its entire national capital to Borneo.
•Tehran Water Crisis Timeline: Tehran's reservoirs reached critically low levels by late 2025, with neighborhoods experiencing pressure cuts. Overbuilt dams, subsidized water pricing, and groundwater over-extraction have depleted aquifers faster than recharge, simultaneously causing subsidence and random sinkholes that swallow buildings and streets.

Notable Moment

Tehran faces a dual crisis unique among the four cities: groundwater depletion causes both land subsidence and sudden sinkholes that randomly collapse entire buildings, while pre-weakened infrastructure means even moderate earthquakes could trigger disproportionate urban destruction.

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Episode Transcript

All over the world, there are cities and towns. Some of these have become major urban areas that are culturally and economically important to their regions, countries, or even the world. Most of these cities were selected because they offered some geographical advantage. However, unbeknownst to the founders of those cities, they overlook something that has made the location a liability rather than an asset. Learn more about the world's worst located cities and what makes them so bad on this episode of Everything Everywhere Daily. This episode is sponsored by Audible. It's time to believe in the Hail Mary. One of the most talked about science fiction adventures of the decade, Project Hail Mary by Andy Weir, is now on the big screen. And there's never been a better moment to experience the audiobook that started it all. Ryland grace is humanity's last hope. Alone in space with no memory of how he got there, he must solve an impossible scientific mystery before the earth is wiped out forever. What follows is a smart, thrilling, and surprisingly emotional journey that blends hard science with nonstop suspense. Fans favorite narrator, Ray Porter, delivers an unforgettable performance balancing humor, heart, and escalating tension as the stakes grow higher with every chapter. Part scientific puzzle, part interstellar adventure, Project Hail Mary is a story about curiosity, ingenuity, and survival against impossible odds. Now that the blockbuster movie has finally arrived in theaters, there's never been a better time to start listening to the universally acclaimed audiobook. Project Hail Mary. Listen. Watch. Save the world. Start listening today at audible.com/hailmary. This episode is sponsored by Drip Drop. I drink plenty of water, but sometimes water alone just isn't enough. Drip Drop is a doctor developed proven fast hydration that helps your body and mind work better, which is exactly what you need. Drip Drop uses science based formulas for rapid hydration, so you feel results while getting three times the electrolytes of leading sports drinks. Electrolytes are minerals like sodium, potassium, and magnesium that carry electrical charges in your body, helping regulate hydration, nerve signals, and muscle function. Drip Drop is trusted by firefighters, medical professionals, and over 90% of top college and pro sports teams. They've also got their new zero sugar plus line, which is what I personally use, with six key electrolytes, 15 essential vitamins and nutrients, and no sugar or artificial sweeteners. I'm a big fan of their wild berry flavor. Right now, Drip Drop is offering my podcast listeners 20% off your first order. Go to dripdrop.com and use promo code everything. That's dripdrop.com, promo code everything for 20% off. Stock up now at dripdrop.com and use promo code everything. I've been thinking of doing an episode in this subject for a while because I find it really interesting. None of the cities I'll be covering knew about the primary problems that they would be facing when they were founded. In fact, the selection of these cities locations …

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