A team of construction workers is pouring concrete onto the frame of a structure that will eventually become a wastewater treatment plant. It's 1 a.m. on a clear night in the suburbs of Phoenix.
The temperature is still in the high 80s. But that's way down from the area's recent record high temperatures, up to 118 degrees. [...]
"We try to pour and place and finish concrete when it's below 90 degrees," says Daniel Ward, the construction company's project director. — npr.org
Where should you travel if you want killer views of the stars unblemished by artificial light?Certainly not the U.S. or Europe, where nearly 100 percent of the population endures some form of light pollution...Italy’s [ISTIL], NOAA, the National Park Service, and elsewhere built one of the most comprehensive atlases of global light pollution to date. They hope their work will set a benchmark for future generations struggling with day blending into night. — CityLab
When I speak with a student about nightlife they have something different in mind than a 65-year old town planning manager. In the municipalities, finding contacts is difficult - often nobody feels responsible or capable of speaking. That should change. — DW.de
There are sleepy cities and cities that never sleep. There are cities famed for their raucous nightlife, and others whose adolescent residents dream of leaving. According to the German urban scientist Jakob F. Schmid, interviewed for DW.DE, "Nightlife often defines the character of entire streets...
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