LOS ANGELES — The average American uses 82 gallons of water per day — the equivalent of running a faucet for 37 minutes straight. For most citizens of developed countries, a glass of water is a short walk to the ...

A streamlined public transportation system is an important element of any modern city’s infrastructure. Metro and subway systems reduce traffic, cut emissions and connect populations. Look to Asia for prime examples of such systems; Japan is home to 82 of ...

Its three branches reaching the border of the province, Its nine streams touching the gateways of the city, This river runs beyond heaven and earth, Where the color of the mountains both is and is not. The dwellings of men ...