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OXYGEN DEPLETION EFFECTS ON FISH
Nine Indian fishermen arrested by Sri Lankan Navy; TN CM urges Jaishankar to intervene- In 2014, scientists compared EPAS1 DNA from 40 Tibetans and 40 Han Chinese and linked a high-altitude adaptation to Denisovan-like ancestry. 12 years later, the finding traced the genetic gift to an interbreeding event about 48,700 years ago
- In 2011, USGS researchers began studying Lake Erie's fish and seasonal hypoxia across a multi-year project. 15 years later, the findings showed fish crowding areas near 2–3 mg/L oxygen, revealing an unexpected shift at the edges of low-oxygen zones
- Between 2001 and 2010, more than 2,500 New York subway cars were sunk into the Atlantic — decades later, they have become a thriving underwater reefA fleet of old subway cars from New York City has found an unexpected second life at the bottom of the Atlantic Ocean. Sunk off the Delawar...13 Aug, 2026, 06.30 PM IST
- In 2011, California turned dormant rice fields into winter salmon nurseries; the young fish grew up to eight times faster than in riversFlooded rice fields in California's Yolo Bypass are helping young salmon grow significantly faster. These fields provide a rich food source...13 Aug, 2026, 02.50 PM IST
- This ocean parasite kills a fish's tongue and ten takes its place; what makes the tongue-eating louse so differentA parasite enters fish through gills and replaces their tongues. This isopod, Cymothoa exigua, attaches to the tongue stump and functions a...12 Aug, 2026, 10.55 PM IST
- France Heatwave Shock: What’s really driving the €15 billion economic toll?France faces enormous economic costs from ongoing summer heatwaves and drought. These combined direct and indirect losses are estimated bet...12 Aug, 2026, 08.24 PM 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
- In 1963, federal engineers completed Glen Canyon Dam in Arizona for water storage and power, which turned the Colorado River colder and disrupted native fish reproductionGlen Canyon Dam altered the Colorado River's temperature and flow significantly. This change negatively affected the endangered humpback ch...11 Aug, 2026, 07.29 PM 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
- Once known as ‘Little Taiwan,’ this Chinese fishing village was home to 2,000 people, now a ghost town 40 miles from ShanghaiHoutouwan, a former prosperous fishing village, now stands abandoned and overgrown with vegetation. Residents left due to limited transport...11 Aug, 2026, 04.25 PM IST
- Euro zone bond yields rise as oil climbs on Hormuz doubtsBond yields in the Euro zone saw an uptick as oil prices surged, triggered by U.S. President Donald Trump's stance on Iran. The chances for...11 Aug, 2026, 01.19 PM IST
- In 1970s American bald eagles were saved from brink of extinction, decades later California's internet sensation, social media viral species Jackie dies. Officials announce cause of deathAmerican bald eagles teetered on the brink of extinction until the pesticide DDT was banned in the 1970s and other protections were establi...11 Aug, 2026, 05.11 AM IST
- What is the Patriot missile system and why are supplies depleted worldwide?Global conflicts are rapidly depleting U.S. Patriot missile supplies. Ukraine urgently needs interceptors to counter Russian ballistic miss...10 Aug, 2026, 10.11 AM IST
- What is the Patriot missile system and why are supplies depleted worldwide?The Patriot air defense system faces high demand amid global conflicts. Ukraine urgently needs interceptors to counter Russian missile stri...07 Aug, 2026, 08.31 PM IST
- Amazon trees kept a rainfall diary in their rings; it shows wet seasons grew up to 22% wetter while dry seasons lost up to 13.5% of their rainResearchers have discovered that ancient Amazonian trees provide vital climate information through their annual rings. By examining oxygen ...06 Aug, 2026, 07.06 PM IST
- Why are so many dolphins washing up on South Australian beaches? Long-term data point to a devastating algal bloomIn 2025 and 2026, South Australia faced a troubling harmful algal bloom, resulting in unprecedented dolphin fatalities— the highest in more...04 Aug, 2026, 02.53 PM IST
- Post-workout muscle pain? Delhi nutritionist shares 4 simple tips that can speed up your recoveryNutrients and rest are vital for muscle repair after exercise, claims Delhi nutritionist. Beetroot boosts blood flow, delivering oxygen and...03 Aug, 2026, 10.35 PM IST
- In 1969, California biologist Phil Pister carried endangered Owens pupfish across hazardous terrain in two buckets; in 2024, a seventh refuge population was establishedIn a dramatic rescue in 1969, biologist Phil Pister painstakingly transported the last of the Owens pupfish through challenging landscapes ...03 Aug, 2026, 07.01 PM IST
- In 1922, California introduced mosquitofish to eat mosquito larvae; within four years, they were in 30 counties and were later linked to native-species declinesIn 1922, California introduced mosquitofish in hopes of controlling mosquito populations. Although they were initially viewed as a solution...01 Aug, 2026, 05.54 PM IST
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