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ECOLOGICAL CONSEQUENCES
Seventy years ago, Spanish anglers welcomed an American predator into their waters for sport; today, the largemouth bass is spreading through ecosystems and threatening native wildlife- In 1950, livestock viruses drove the Serengeti's wildebeest herd down to 300,000. Less than a decade later, it surpassed 1.5 million, helping turn the ecosystem into a carbon sink
- In 1905, a Bohemian prince released 5 muskrats into his estate. By 1914, their population had exploded to 2 Million
- Solar panels cut light by 80% in sea cucumber ponds, but what happened to sea cucumbers surprised scientistsSolar panels installed over sea cucumber ponds in China reduced light levels by 80.5% and lowered water temperatures by 1.20°C, according t...04 Sep, 2026, 06.51 PM IST
- An Amazon rainforest was put through a 20-year drought experiment — the forest changed in a way scientists didn’t expectScientists created an artificial drought in the Amazon rainforest for over two decades. Initially resilient, the forest lost significant bi...03 Sep, 2026, 07.22 PM IST
- A synthetic hormone was added to a remote Canadian lake in tiny amounts — then an entire fish population nearly collapsedA synthetic estrogen introduced into a Canadian lake caused a significant ecological shock. This chemical, present in tiny amounts, severel...03 Sep, 2026, 06.02 PM IST
- This city in Florida lost nearly 80% of its Oyster reefs; now a restoration project is rebuilding what disappeared. Here's howNaples Bay is taking an innovative step by restoring its oyster reefs, which will enhance natural shoreline defenses. These vital reefs pla...02 Sep, 2026, 10.56 PM IST
- In 2024, four dams were removed from an American river. Over 400 miles of Salmon habitat reopened. Scientists are now watching an ecosystem rebuilding itselfFour hydroelectric dams on the Klamath River were removed in 2024. This project opened over 400 miles of historic salmon habitat. Indigenou...02 Sep, 2026, 10.11 PM IST
- Lake 223 acid rain experiment: Scientists added sulfuric acid to an Ontario lake for 17 years. The water recovered, but the fish didn’tA 17-year acid rain experiment at Canada’s Lake 223 changed its water chemistry and disrupted its ecosystem. Although the lake’s acidity ha...02 Sep, 2026, 04.27 PM IST
- In 1914 passenger pigeon went extinct following the death of Martha in Cincinnati Zoo, over 100 years later more than 500 bird species are facing risk of extinction, finds research studyScientists found that even with complete protection from human-caused threats like habitat loss, hunting, and climate change, about 250 bir...01 Sep, 2026, 11.23 PM IST
- America introduced Chinese Privet as an ornamental plant in 1852. It later spread across millions of acres of forestFirst spotted in 1852, Chinese privet has spread relentlessly across the American Southeast, wreaking havoc on local ecosystems. This invas...31 Aug, 2026, 12.47 AM IST
- Why bees are disappearing from some ecosystems - And what their decline could mean for food, plants and human lifeThe dramatic decline in bee populations is attributed to the loss of natural habitats and intensive farming methods. Pesticides and climate...29 Aug, 2026, 01.44 PM IST
- Ecological cost of US-Iran war: Scientists warn ships stranded for months in the Strait of Hormuz could now carry invasive species, posing an ‘immense international biosecurity threat’Ships stranded for months in the Strait of Hormuz now pose a bioinvasion risk. These vessels may carry dense communities of marine organism...29 Aug, 2026, 11.06 AM IST
- CJI Surya Kant flags 'climate injustice', says developing nations cannot bear brunt of green transitionAddressing the High-Level Commonwealth Policy Dialogue on Climate Justice at Marlborough House in London, CJI Kant on Friday said the globa...29 Aug, 2026, 10.47 AM IST
- Need to safeguard fragile ecosystem of Himalayas, Nepal devastation is a warning for all: Mirwaiz Umar FarooqNepal's devastating flash floods highlight a critical warning for the vulnerable ecosystem of Jammu and Kashmir. Recent glacier collapses e...29 Aug, 2026, 10.01 AM IST
- In 2008, Minnesota listed Fish Lake as impaired for nutrients after severe algae blooms. 16 years later, the lake improved enough to be delisted after treatments and restorationThe 2008 impairment designation was an important step because it formally recognized that the lake was not meeting the desired water-qualit...29 Aug, 2026, 04.21 AM IST
- An engineering mistake in 1905 accidentally created California’s largest lake — and it changed the desert foreverIn 1905, an engineering blunder redirected the Colorado River into a desert basin, unintentionally giving rise to California's Salton Sea. ...29 Aug, 2026, 12.06 AM IST
- Glare on construction activity across China-Nepal highwayRecent GLOF floods in Nepal highlight construction impacts on fragile Himalayan regions. Hectic building along China-Nepal highways has inc...28 Aug, 2026, 12.19 AM 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...25 Aug, 2026, 03.36 PM IST
- Don't tamper with Kaziranga National Park and Tiger Reserve's bufferAssam's reduced eco-sensitive zone around Kaziranga National Park poses risks. A smaller zone could isolate the park, harming wildlife move...24 Aug, 2026, 10.16 PM IST
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