9+ hour, 7+ min ago  (391+ words) More recently, though, I have learned that it's not enough to design a water oasis for city dwellers " such locations may be harboring unseen health risks. Urban wetlands can be hotspots of antibiotic-resistant microbes, posing a potential health risk to…...

4+ day, 5+ min ago  (448+ words) To most of us, 9/11 is ancient history and dinosaurs still roamed the Earth when the US decided to teach Ho Chi Minh a lesson. But the Earth is 4. 5 billion years old. On that basis, humans have been around for less…...

6+ day, 18+ min ago  (129+ words) Since it was signed into law in 1973 by President Richard Nixon, the Endangered Species Act has helped more than 99 percent of listed species avoid extinction, with many on the road to population recovery. In a recent national poll, 84% of Americanssaid…...

4+ week, 1+ day ago  (813+ words) Repowering refers to replacing older, inefficient wind turbines with new rotors, blades, or both. New, taller turbine towers can also improve capacity, as can re-configuring turbine layouts. Either way, repowering enables developers to avoid cumbersome and expensive land acquisition and…...