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ALGAL BLOOMS
In 2010, Minnesota's Hay Lake was targeted for a 46-lb annual phosphorus reduction after nutrient pollution caused impairment. 12 years later, farm practices helped secure delistingIn 2022, Hay Lake triumphantly exited the impaired waters list, a commendable feat driven by rigorous nutrient reduction initiatives launch...- In 2016, NYSDEC and partners removed Shapp Pond Dam after 50 years of blocking migratory fish. 4 years later, restored habitat showed significant gains in stream health and wildlifeThe removal of the Shapp Pond Dam in Dutchess County, New York, helped restore aquatic connectivity and improve stream habitat along the Ea...
- In 2004, Iowa listed Kent Park Lake as impaired after nutrient and sediment runoff harmed clarity. 20 years later, monitoring showed it met algae and turbidity standardsKent Park Lake in Johnson County, Iowa, experienced water-quality problems linked to nutrient and sediment delivery, resulting in its place...
- Study says wildfire smoke turns rain into liquid fertilizer packed with essential nutrientsWildfire smoke is transforming rainfall into a nutrient-rich fertilizer for ecosystems. This phenomenon, known as smoke-rain days, is becom...
- In 2018, New York's Cortland County funded 3 culvert and stream projects. 5 years later, all 3 sites improved from severe barriers to insignificant barriers for better fish passageCortland County projects fit into a broader New York effort to identify and address barriers to aquatic organism passage. New York's Depart...
- In 1988, scientists began quantifying the ocean's global productivity. 38 years later, microscopic phytoplankton produce roughly 50% of Earth's oxygenScientists began measuring the ocean’s global productivity in 1988, revealing a hidden force behind Earth’s oxygen cycle. Nearly four decad...
- 18-year-old Colorado student Natalie Muro invents wave-powered device that fights toxic algal blooms using invasive weedA brilliant eighteen-year-old student developed a groundbreaking floating device designed to tackle toxic algal blooms. Utilizing wind-driv...
- Every day, 50,000 litres of polluted water flow from South Africa's Stiebeuel River into natural filter beds, where stones, sand and biochar clean it in 5 days, removing 99% of harmful bacteria and creating water for irrigationResearchers in South Africa are using a nature-based filtration system to treat polluted water from the Stiebeuel River in Franschhoek. At ...
- In 2001, Denmark turned a 19-km straight river into a 26-km winding one, but decades later researchers found nature was still struggling to rebuild what humans had destroyedDenmark's Skjern River restoration has skillfully reshaped a once-straight channel back into a meandering waterway. This innovative initiat...
- Marine heatwaves a growing threat to physical, mental health of humans: ResearchersMarine heatwaves are having a growing impact on human health in multiple ways. These extreme temperatures can exacerbate storms and raise c...
- 2026 Super El Niño Forecast: What happens this winter could shock California, here's whyCalifornia anticipates a dangerous winter with record coastal sea levels. A rapidly strengthening El Niño threatens increased flooding and ...
- Florida dumped 500,000 tonnes of oyster and clam shells into the sea — what happened next surprised scientistsFlorida successfully recycled over 500,000 tonnes of oyster and clam shells for reef restoration. These shells provided essential foundatio...
- 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...
- 30 million oysters are being dumped into US's Chesapeake Bay in a race to save America's largest estuaryMillions of baby oysters are being planted in the Chesapeake Bay. Scientists hope this effort will revive one of America's most important w...
- In 1989, a Japanese oyster farmer began planting trees in the mountains to save his dying bay; the river cleared, and marine life returnedJapanese oyster farmer Shigeatsu Hatakeyama restored his bay by planting trees. Healthy forests upstream provided essential nutrients for o...
- A family emergency inspired this Bihar teen to generate power from Sun and water. He later won a global climate awardPatna student Sparsh won the Children's Climate Prize for his "Thermal Floater," a device converting solar thermal energy into electricity....
- The mystery behind the deaths of over 350 elephants in Botswana revealedResearchers confirmed toxic cyanobacteria in waterholes caused the mysterious deaths of over 350 elephants in Botswana in 2020. Satellite d...
- Climate change turning US mountain lakes green with algaeGlobal warming is turning clear mountain lakes green in the western United States because of an increase in algae blooms "without historica...
- Lakes worldwide experiencing more severe algal blooms: StudyReports of harmful algal blooms are growing, according to the researchers from Carnegie Institution for Science and NASA in the US. These a...
- Global warming is killing fish in Arabian Sea, say Hyderabad ocean scientists
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