Rain shadows are a fascinating geological and meteorological phenomenon that results from moisture being squeezed out as weather systems pass over higher elevations on the windward side of the mountains, leaving the leeward side much drier, sometimes even with a … Continue reading
North America’s magnificent Great Plains and prairie region generally extends westward from Central Ohio to the Rocky Mountains and southward from boreal Canada through Texas to the Rio Grande Valley. This is one of my favorite natural ecosystems due to … Continue reading
100,000+ Population City, Country Average Elevation 1. El Alto, Bolivia 13,615 feet (4,150 m) 2. Potosí, Bolivia 13,420 feet (4,090 m) 3. Shigatse, China 12,585 feet (3,836 m) 4. Juliaca, Peru 12,549 feet (3,825 m) 5. Puno, Peru 12,531 feet (3,819 m) 6. Oruro, Bolivia 12,159 feet (3,706 m) 7. Lhasa, Tibet (China) … Continue reading
We often hear about the highest elevations cities in the world, but far less often of the lowest. Below is a list of 26 of the lowest cities, all below sea level. If any additions are known, please feel free … Continue reading
Here are two amazing images of today’s eruption of the Villarica Volcano in southern Chile. The immense power of Mother Earth is clearly on display.
Here’s an impressive satellite photograph of the flames from the 32 square mile Holuhraun basaltic lava field (fissure system volcano) in Iceland. Set amid the winter snows and nearby glacier, the lava field presents a stark and dramatic contrast of our … Continue reading
As a crucial part of the 20th Century, the early Atomic Age brought about profound changes to society and humankind. Not only were we faced with the horror of possible worldwide thermonuclear destruction for the first time, but we were … Continue reading
Here’s a marvelous satellite photograph of the awakening volcano on Cape Verde’s Fogo Island from last month. Kudos to NASA for the great pic!
No, it’s not a mirage. This satellite image below is of the (nearly 21 square miles!) borate/borax mine near Boron, California. As impressive as it is from space, the image clearly shows the alterations to the natural desert landscape resulting from the … Continue reading
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