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POLLUTED WATER SOLUTIONS
Researchers crushed mussel, cockle and oyster shells collected from a Dublin beach and added them to polluted water; the experiment cleaned the water while recovering valuable metalsA team of researchers discovered that discarded seashells have the ability to purify water by removing rare earth metals. Among various she...- In August 1988, researchers released green and red dyes into a Canadian lake to uncover its hidden circulation; wind at the surface was driving water in different directions belowIn an intriguing experiment conducted at Twin West Lake, scientists employed dyes to reveal the intricate hidden currents. They discovered ...
- In 2004, Iowa listed Easter Lake for murky water. 20 years later, restoration helped it meet water standards and park visits climbed from 500,000 to 1.3 million visitorsEaster Lake in Des Moines was listed as impaired in 2004 because sediment and cloudy water were damaging its quality. Two decades of restor...
- At Iowa's Neal Smith Refuge, turning just 10% of cropland into prairie strips cut sediment loss by 95%, phosphorus runoff by 90%, and total nitrogen loss by about 85%Native prairie strips can play a crucial role in reducing agricultural runoff, which has significant environmental implications. By prevent...
- At California’s McCormick and Baxter Superfund site, a pilot study used hybrid poplars to treat polluted groundwater; runoff from the planted system held 99% less contaminationPoplar trees are playing a key role in detoxifying polluted groundwater at a previous industrial site. Through this innovative pilot projec...
- At 18, this Irish student invented plant-based plastic that doesn't just biodegrade; it is designed to break down microplastics tooA creative solution emerges from Ireland, where a student has pioneered Eco Purge, a biodegradable substance that emits enzymes aimed at de...
- In 2011, Colorado linked 90% of Lower Gunnison River selenium pollution to farming. 11 years later, farm work cut selenium by 50%, helping the river meet standards todayFor years, selenium from irrigated farmland posed a challenge for Colorado’s Lower Gunnison River. Irrigation can mobilize naturally occurr...
- In 2002, Kansas listed the North Cottonwood River for copper pollution. 12 years later, farm conservation helped lower copper from 14.1 to 3.5 µg/L and restore the riverNorth Cottonwood River restoration: Kansas listed the North Cottonwood River as impaired by copper pollution in 2002. Agricultural runoff w...
- Why battery recycling is crucial for protecting local ecosystems and securing a sustainable clean energy futureImproper disposal of used batteries can lead to environmental hazards due to toxic metals contained within them. Recycling these batteries ...
- No chemicals, only banana peels and water: This simple gardening hack can be a natural fertiliser for your plantsUsing discarded banana peels as a natural fertilizer is an effective way to nourish your plants while being kind to the environment. Homema...
- In 2006, Kentucky identified nutrient problems along 12.8 miles of Fleming Creek. 18 years later, monitoring showed the stream could fully support its aquatic lifeFleming Creek in northeast Kentucky has moved from nutrient-related impairment to full support for its warm water aquatic habitat designate...
- In 1892, engineers began the Chicago Canal to divert sewage using 42 million cubic yards of earth; more than a century later, it may help Asian carp reach the Great LakesIn 1885, Chicago undertook the monumental task of reversing its river flow to safeguard drinking water by rerouting sewage from Lake Michig...
- In 2012, Arizona listed Miller Creek as impaired by E. coli from human waste. 8 years later, Prescott groups built a public restroom, cutting E. coli levels by 13%Miller Creek in Prescott, Arizona, was placed on the Clean Water Act Section 303(d) list in 2012 because of E. coli contamination associate...
- In 1998, officials listed Arkansas' L’Anguille River as impaired for siltation and turbidity. Six miles of Lateral 1A were restored; today, landowners have restored two more milesL’Anguille River restoration is gaining ground in eastern Arkansas, years after the river was listed as impaired. In 1998, officials cited ...
- In 1998, PA DEP listed 67 miles of Warrior Run for siltation and flow problems. 26 years later, 8.5 miles were delisted after farmers and agencies improved water qualityWarrior Run water quality has improved after years of work across Pennsylvania’s agricultural watershed. In 1998, the state listed 67 miles...
- Indian Railways is planting an aromatic-rooted grass in Lonavala ghats to prevent landslides and avert a Nepal-like flash flood situationIndian Railways is testing vetiver, an aromatic-rooted grass native to India, as a low-cost nature-based solution to stabilise vulnerable s...
- In 2019, UT Austin and Lockheed Martin developed a hydrogel system producing 12 times more water than commercial solar stills. 7 years later, its 3.6 L/h/m² rate remains a striking benchmark in solar purificationSeven years after the original 2019 report, the reported 3.6 liters per hour per square meter remains an interesting benchmark for understa...
- 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...
- An 18-year-old Washington student turned plant waste into a pollution-fighting sponge. Tests showed it removed up to 80% of chemical killing SalmonA talented eighteen-year-old student has developed groundbreaking biodegradable filters using jute waste fibers. These remarkable sponges e...
- In Chicago, a Shedd Aquarium-backed team built floating gardens, and after years on the Chicago River, they've now spread to Bubbly CreekIn Chicago's Bubbly Creek, innovative floating wetlands are taking center stage in the fight against pollution. These modular systems not o...
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