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Your search for "urban center" returned 431 results
The Worst Air Quality in the World Is in Mountainous Terrain
science.howstuffworks.com/environmental/green-science/worst-air-quality-in-the-world.htm
Air pollution is widely recognized as a major threat to public health, and while air quality data is widely available, the large-scale solutions are often difficult to enact. There are efforts in most developed countries to improve air quality, and pretty much everyone (except the polluters) agrees that it's an urgent problem.
It's Fat Tuesday! Eat a Polish PÄ…czki
recipes.howstuffworks.com/paczki.htm
This warm, fluffy, Polish treat is stuffed with a cream- or fruit-based filling and is a pre-Lent staple served on both Fat Tuesday and Fat Thursday.
10 Largest Economies in the World, Ranked by Nominal GDP
money.howstuffworks.com/largest-economies-in-the-world.htm
Often measured by GDP (gross domestic product), the size of an economy is often defined by the total value of all the goods and services produced the borders of a given country. This gives us a nice, round (and often very large) number to stick next to a country's name, which makes it easy to compare to other countries.
Was there a real Atlantis?
history.howstuffworks.com/history-vs-myth/real-atlantis.htm
Was there a real Atlantis? Read about the search for the lost city of Atlantis and why it has obsessed scientists and historians for centuries.
Delivering the Mail to Your Home Is Way More Complex Than You Might Think
people.howstuffworks.com/when-postal-carrier-delivers-mail.htm
Hundreds of factors determine a mail carrier's route. Learn about some of them at HowStuffWorks.
How the Salton Sea Became an Eco Wasteland
science.howstuffworks.com/environmental/conservation/issues/salton-sea.htm
The Salton Sea, California's largest inland lake, and the area that surrounds it - once hotspots for tourism and wildlife - have essentially become ghost towns. The lake's evaporation has now become a ticking ecological time bomb with real world consequences.
Can New York City's Skyscrapers Accommodate Vertical Farming?
science.howstuffworks.com/environmental/conservation/issues/vertical-farming.htm
Vertical farming is a method of large-scale farming in an urban environment. Learn about the benefits of a vertical farm and vertical farming technology.
What's an establishing shot?
entertainment.howstuffworks.com/what-is-establishing-shot.htm
In film, an establishing shot defines setting. Learn more about the cinematographic hallmark at HowStuffWorks.
The Mystery, Myth and Reality of Plum Island
science.howstuffworks.com/life/biology-fields/mystery-myth-reality-plum-island.htm
For years, speculation has surrounded the government's high security animal disease research center, which is slated to close in 2023.
31 Open Carry States and 10 With 'Permissive' Open Carry
people.howstuffworks.com/open-carry-states.htm
Gun laws in the United States vary by state, especially when it comes to open carry of firearms. In open carry states, people can carry firearms openly without special permits as long as they follow state laws. Most states allow the open carrying of long guns for self-defense in the home, target practice and lawful hunting.