9+ hour, 55+ min ago   (491+ words) The new blockage caused immediate concern because loose volcanic debris can fail when water rises against it. Engineers completed a spillway in 1981 to control the lake level and reduce downstream flood risk. The lake remained in the valley, surrounded by…...

1+ day, 9+ hour ago   (1089+ words) San Bernardino County has the strongest numerical case on this list. Its official Community Indicators program places 77% of the county in the North Desert Region and 17% in the East Desert Region. That leaves only a small share outside those two…...

3+ day, 15+ hour ago   (885+ words) The catch is that Douglas got two of her five words wrong, and the corrections are more interesting than the phrase. That is the whole mechanism, and it is why the Everglades exists at all. A river needs a source,…...

4+ day, 9+ hour ago   (957+ words) WorldAtlas California has lost more large, historically significant lakes than any other US state. A “lost lake” is a natural lake whose normal open-water condition was eliminated by human water development, even if water occasionally returns. These losses can destroy…...

4+ day, 18+ hour ago   (1199+ words) The chronology below follows the Trust for Public Land's ranking of the oldest city parks in the country, and every entry is one you can still walk into. Fifty acres today, bounded by Tremont, Park, Beacon, Charles and Boylston in…...

4+ day, 19+ hour ago   (1065+ words) One distinction first, because it matters. Some rivers never reached an ocean and were never supposed to. These are the ones that used to. The Colorado stopped reaching the Gulf of California regularly in the 1960s, as the big dams filled....

1+ week, 1+ day ago   (964+ words) Here is the scorecard, and the Mississippi does considerably better than Americans tend to assume. The Mississippi main stem runs 2,340 miles from Lake Itasca to the Gulf. Its basin covers about 2,980,000 square kilometers. It discharges roughly 16,800 cubic meters per second,…...

1+ week, 4+ day ago   (192+ words) Given its size, minimal population, and Canadian passivity, Pelee Island was the most chilled out and nature-centric of the major islands, Middle Bass notwithstanding. So if that sounds like your preferred formula, give Pelee priority. Upon arrival, I was met…...

1+ week, 5+ day ago   (777+ words) WorldAtlas Here's a stark fact: one of North America's great rivers, the 1,900-mile Rio Grande marking the Texas-Mexico border, is increasingly failing to reach its destination. It begins robustly in Colorado's snowfields but often ends up as a damp patch…...

1+ week, 5+ day ago   (419+ words) The Mississippi River Delta answers to two numbers, and both come from the same federal agency. Government geologists estimate the delta plain covers more than 29,780 square kilometers (11,500 square miles) of built-up ground. A separate federal measurement put the modern birdfoot…...