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ENERGY GENERATION FROM OCEAN
In 2017, Japan tested a twin-turbine machine in the Kuroshio Current; the floating device later showed it could generate 100 kW from the Pacific’s “river”- In 2020, a three-turbine frame was lowered into New York City's East River; six months later, it had sent 210MWh of tide-made power to the U.S. grid
- In 2017, engineers put a 1MW power machine shaped like a giant floating bird off Scotland; it ran for 2 years, riding out an 18.7-metre wave, before sinking
- In 1980s, sea otters gradually returned to California's coastlines after being nearly extinct. Their return restored kelp forests, reduced carbon emissions and floodingOnce hunted to extinction for their pelts, sea otters gradually returned to the Californian coastlines. Their comeback reduced the sea urch...20 Sep, 2026, 12.45 AM IST
- Arunachal’s hydropower can drive India’s clean energy transition: Deputy CM Chowna MeinArunachal Pradesh possesses significant hydropower potential for India's clean energy goals. The state aims to harness 40 GW of hydropower ...19 Sep, 2026, 09.10 PM IST
- NLC India targets large-scale pumped storage projects in Tamil Nadu, OdishaThe company is developing clean energy through its dedicated green arm, NLCIL Renewables Ltd (NIRL). The PSU is targeting to increase its o...19 Sep, 2026, 08.46 PM IST
- In 2026, Australian surfer Banjo Hunt transformed a retired wind turbine blade into surfboard fins. Years later, the experiment shows how old composites can find new usesBanjo Hunt’s turbine-blade surfboard fins tell a larger story about the next stage of the renewable-energy transition. Wind power can reduc...19 Sep, 2026, 07.28 PM IST
- From 1946 to 1993, the UK, France, Switzerland and others dumped 200,000 radioactive waste barrels in the Atlantic. Decades later, scientists are investigating the potential radioactive threat.From 1946 to 1993, several European nations including the United Kingdom, France, Belgium, the Netherlands, Sweden, Switzerland, and German...18 Sep, 2026, 09.05 PM IST
- In 2024, engineers lowered a 28-ton underwater kite off the Faroe Islands; it generated up to 1.2MW by flying figure-eights faster than the tideAn innovative underwater kite created by a Swedish company is making waves in renewable energy. This device generates significant electrici...18 Sep, 2026, 07.20 PM IST
- A future without oxygen: Scientists explain what Earth could look like in a billion years - hostile to complex life long before the Sun dies outEarth's breathable atmosphere is a temporary phenomenon, experts predict. Computer simulations show oxygen loss within one billion years, l...18 Sep, 2026, 12.54 AM IST
- India's power-sector emissions flat for 2 years due to clean-energy surge: AnalysisBetween early 2024 and mid-2026, India's power sector maintained consistent emissions levels while clean energy sources effectively managed...17 Sep, 2026, 03.07 PM IST
- El Niño arrived early. Why its impact was felt from India to the Panama CanalEl Niño's early onset has triggered a cascade of atypical weather events worldwide. India faced not only monsoon challenges but also signif...17 Sep, 2026, 11.00 AM IST
- Scientists find a smarter way to make drinking water from seawater — and the leftover salt could help supply lithium for future electric car batteriesScientists developed a solar desalination system that turns seawater into fresh water. This innovative technology solidifies leftover salt ...17 Sep, 2026, 12.09 AM IST
- In 1998, Leonardo DiCaprio started an environmental foundation at 24; it later backed more than 200 projects across 50 countriesIn 1998, Leonardo DiCaprio started an environmental foundation at 24; it later backed more than 200 projects across 50 countries. The Leona...16 Sep, 2026, 09.21 PM IST
- In 2021, engineers floated a 74-metre platform off Scotland with 2 underwater turbines, and it's been making power since JulyOff the coast of Scotland, the innovative Orbital O2 platform is revolutionizing energy generation with its ability to produce clean electr...16 Sep, 2026, 06.50 PM IST
- In 2015, Portland put four turbines inside a 42-inch drinking-water pipe; they generated about 900 MWh a year while the city kept delivering water normallyIn Portland, Oregon, a groundbreaking initiative has been implemented where turbines are installed within drinking water pipes to harness e...15 Sep, 2026, 06.40 PM IST
- ARSBC bought HMCS Chaudière from Canada’s Defence Department for $1 plus 7 cents GST; after its reef conversion, glass tunicates came to cover much of the vesselThe Canadian warship HMCS Chaudière was acquired for a symbolic price and subsequently sunk, transforming it into a vibrant artificial reef...14 Sep, 2026, 02.40 PM IST
- Two 14-year-old Arizona schoolboys built robot to remove microplastics from water using LEGO, duct tape and pool noodlesTwo Arizona students created a robot to remove microplastics from waterways. Their invention, MP Guard, uses common items like LEGO and poo...12 Sep, 2026, 09.21 PM IST
- In 2022, the Tonga eruption sent a powerful sound through the ocean — the strange signal before a deadly disaster hit may change how scientists warn about tsunamisThe Hunga Tonga-Hunga Ha'apai volcano eruption generated powerful underwater sounds. These acoustic signals traveled thousands of kilometer...06 Sep, 2026, 06.33 PM IST
- A 2003 study shows how blue whale sounds travel more than 1,500 kilometers through a hidden ocean corridor discovered in World War II and how ships threaten itThe deep ocean serves as a natural sound superhighway for marine organisms, allowing low-frequency sounds to travel great distances through...06 Sep, 2026, 09.37 AM IST
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