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Why Did Old Cities Have Walls?

Throughout history city walls were made as protection from the enemy. They were usually massive structures, punctuated with guard towers. Some were built on hills, making invasions more difficult, while others fronted seas and oceans to protect the towns from invaders in ships or, in some cases, pirates. Why did ancient cities have walls? Ancient …

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Is Nyc A Humid Climate?

New York City, after years of being considered a humid continental climate, now sits within the humid subtropical climate zone. Is NYC considered humid? The climate of New York City features a humid subtropical variety (Cfa), with parts of the city transitioning into a humid continental climate. (Dfa) This gives the city cool, wet winters …

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What Makes Chicago So Cool?

We’re the birthplace of house music and Chicago-style blues and the proud home of genre-defining artists, iconic events and festivals, and our own undefinable big-city sound. You can feel the beat of the city everywhere you go, from our late-night dance floors to famous jazz clubs to legendary music venues. What are some cool things …

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What City Uses The Most Ac?

he excessive use of ACs is a cause for concern as the hydrofluorocarbons (HFCs) and chlorofluorocarbons (CFCs) emitted by them produce pollutants that cause ozone holes. What city uses the most air conditioning? HoustonPerhaps Houston is the ‘most air conditioned’ city in the world based on total revenues or cubic feet of conditioned space. Who …

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