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BEAR LAKE CUTTHROAT TROUT
In 1990, Utah officials killed more than 99% of the fish in a 17,000-acre reservoir; years later, it became a top trout fishery- In 1995, a Tasmanian fisherman found a dead carp. What followed was a four-decade operation to remove nearly 50,000 European fish
- Earlier this year, Michigan researchers analyzed lake sturgeon records spanning decades. 300 years later, their findings point to fish still living around the Great lakes for nearly 3 centuries
- 12,000 years ago, Yellowstone’s dry summers began leaving a charcoal trail in its lakes. 6,000 years later, researchers found the same climate pattern linked to lower lake levels and reduced hydrothermal activityYellowstone lake sediments preserved ancient climate and environmental records. Warmer, drier summers between 12,000 and 6,000 years ago br...20 Aug, 2026, 05.29 PM IST
- Beginning in 1877, Japan imported California rainbow trout for food and sport fishing; escaped fish later competed with native salmonids and disrupted their spawning groundsIn 1877, Japan imported rainbow trout from California for culinary and recreational purposes. However, these fish escaped their aquaculture...20 Aug, 2026, 01.20 PM IST
- In 1968, a former mechanic built a cabin alone in the Alaskan wilderness; he stayed for over 30 years and left it to the National Park ServiceFor thirty years, Richard Proenneke thrived alone in the remote expanse of Alaska, mastering survival without any modern aids. His journals...19 Aug, 2026, 07.00 PM IST
- In 1960, Japan’s future emperor took 18 bluegills home from Chicago. Their descendants multiplied into millions and invaded Lake BiwaA significant ecological problem arose from a 1960 gift of bluegills to Japan's Crown Prince Akihito. These fish propagated swiftly, infilt...18 Aug, 2026, 10.53 PM IST
- In 4000 BCE, a lake Mega Chad larger than all five Great Lakes covered roughly 360,000 sq km of what is now the Sahara. 6,000 years later, only a tiny fraction, well under 1%, of that ancient lake remainsThousands of years ago, a vast lake covered an enormous area of what is now the southern Sahara. Known as Palaeolake Mega-Chad, the ancient...18 Aug, 2026, 12.20 AM IST
- In 1953, a concrete barrier blocked fish migration in Massachusetts. 70 years later, it’s finally being removed to bring the native trout backSoon, a concrete barrier currently obstructing fish migration in Fresh Brook will be dismantled. This ambitious restoration initiative seek...16 Aug, 2026, 11.20 PM IST
- Norway fines man thousands of dollars for disturbing sleeping polar bear with ship's foghornA person in Svalbard received a substantial fine for deliberately disturbing a polar bear. The incident involved sounding a foghorn, which ...16 Aug, 2026, 02.28 PM IST
- In 1905, a 13-year-old boy crawled through a tiny opening in Tennessee and discovered America’s largest underground lakeIn 1905, 13-year-old Ben Sands crawled through a narrow passage inside Tennessee’s Craighead Caverns and discovered a vast underground lake...15 Aug, 2026, 02.51 PM IST
- Since 2022, Alaska crews have placed more than 1,000 whole trees in a creek damaged by gold mining, helping restore 2.3 miles of salmon habitatResurrection Creek in Alaska has been revitalized into a thriving river thanks to comprehensive restoration efforts. By introducing entire ...14 Aug, 2026, 04.10 PM IST
- In 2014, Nevada agencies began poisoning 44 miles of waterway after hand-removal failed; they later released about 400 native troutThe recovery of a native trout population in a Nevada river spans fifteen arduous years, marked by extensive measures. After exploratory dr...14 Aug, 2026, 02.20 PM IST
- In 2023, Wyoming proposed a 972-megawatt renewable-energy battery beneath its mountains, with water pumped to a reservoir 1,000 feet higher. 3 years later, the project reached final federal environmental review, bringing the giant water battery closerWyoming is proposing a 972-megawatt pumped-storage energy project at Seminoe Reservoir that would use water as a giant rechargeable battery...14 Aug, 2026, 12.55 AM IST
- In 2000, the American West entered a megadrought that became its driest stretch in roughly 1,200 years. Years later, it left major lakes and reservoirs majorly depleted, with some losing enough water to expose miles of lakebedSeveral major North American lakes are experiencing significant water level declines. Drought, warming temperatures, and increased water de...13 Aug, 2026, 12.11 AM IST
- In 2012, anglers and biologists reported strange black tumors on catfish in a Vermont-Quebec lake. Years later, genetic testing revealed the shocking outcome: The tumors are a rare contagious cancer spreading between fishBrown bullhead catfish in Lake Memphremagog are showing unusual black tumors, raising concerns among researchers. Genetic studies indicate ...12 Aug, 2026, 08.06 PM IST
- Jackie the Big Bear eagle dies: Why millions are heartbrokenBald eagle Jackie, an internet celebrity, died after weeks of intensive treatment. Thousands of viewers mourned the bird they watched for y...12 Aug, 2026, 07.02 PM IST
- Jackie the famous Big Bear eagle has died; What happens to her body next could help native American tribesJackie, the adored bald eagle and internet icon, has left us at the age of fourteen. Her remains will be sent to a federal program aimed at...12 Aug, 2026, 08.03 AM IST
- From 1877, officials stocked over 33 million fish in Yosemite for anglers, altering fishless lakes and reducing habitat for native yellow-legged frogsYosemite's lakes, once fishless, received over 33 million stocked fish between 1877 and 1990. Introduced trout preyed on native species and...11 Aug, 2026, 04.55 PM IST
- A 7,000-year-old discovery in Norway shows Stone Age people were shaping ecosystems long before farmingAncient fish traps reveal Stone Age hunter-gatherers introduced brown trout into Norway's isolated Lake Tesse. These communities deliberate...07 Aug, 2026, 01.46 AM IST
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