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OCEAN OXYGEN PRODUCTION
In 1988, scientists began quantifying the ocean's global productivity. 38 years later, microscopic phytoplankton produce roughly 50% of Earth's oxygen- In 2025, astronomers discovered 3I/ATLAS, only the third confirmed interstellar object. 1 year later, its heavy water revealed clues to a cold alien planetary system
- In 1970, NASA deliberately crashed Apollo 13’s rocket into the Moon; the impact made the lunar interior “ring” for over three hours
- In 1942, America completed Friant Dam and diverted most of the San Joaquin River into farms; a salmon run once numbering nearly 50,000 adults collapsedFriant Dam construction in California significantly altered the San Joaquin River's flow. This action disconnected salmon from their spawni...24 Jul, 2026, 06.15 PM IST
- Quote of the day by Harrison Ford, 'Nature Doesn't Need People – People Need Nature; Nature Would Survive the Extinction of the Human Being and Go on Just Fine, but Human Culture, Human Beings, Cannot Survive Without Nature', shows nature's influence on human health, happiness and human civilization's dependence on natureQuote of the day by Harrison Ford expresses a profound truth about humanity's place in the world. Nature has sustained life for millions of...13 Jul, 2026, 04.53 AM IST
- Blue crabs were first found in Italy's Adriatic in 1949; 74 years later, they exploded, cut clam output 90%, and pushed 160 km up the Po RiverAmerican blue crabs, famed for their presence in coastal cuisine, are now making an alarming, unprecedented journey deep into Italy's Po Ri...29 Jun, 2026, 03.48 PM IST
- In 1991, 8 people shut themselves for 2 years inside an airtight Arizona dome, and the walls quietly swallowed their oxygen for 475 days before anyone figured out whyEight individuals entered Biosphere 2 in 1991, aiming to live in a self-contained ecosystem for two years. Unexpectedly, oxygen levels plum...25 Jun, 2026, 07.52 PM IST
- Paris accord threshold could be breached in 4 years as warming accelerates: AnalysisEarth's climate is warming rapidly due to human actions. Global temperatures reached 1.37 degrees Celsius last year. Scientists warn the 1....11 Jun, 2026, 03.14 PM IST
- No Sunlight, No Photosynthesis — So How Is the Deep Sea Creating Oxygen?Researchers have discovered evidence of oxygen production in the deep Pacific Ocean, independent of sunlight and living organisms. Polymeta...22 Feb, 2026, 10.00 PM IST
- Oxygen Without Sunlight? Deep-Sea Discovery Challenges What We Thought We KnewScientists have discovered a phenomenon dubbed "dark oxygen" on the Pacific seafloor, where oxygen appears to be generated in total darknes...16 Feb, 2026, 03.54 PM IST
- Scientists Investigate How Oxygen May Form in the Deep Ocean Without SunlightScientists have discovered a surprising source of oxygen on the deep ocean floor, challenging the long-held belief that sunlight is essenti...14 Feb, 2026, 04.37 PM IST
- Mineral iron is important in ocean ecosystems: Study03 Aug, 2023, 10.14 PM IST
- IISc & Japanese scientists discover 600-million-year-old ocean water in HimalayasResearchers from the Indian Institute of Science (IISc) and Niigata University have located droplets of water created during an ancient oce...28 Jul, 2023, 01.13 PM IST
- Plastic pollution harming bacteria that help us breathe15 May, 2019, 02.09 PM IST
- Climate change could shrink fish size by 30 per cent: Study22 Aug, 2017, 06.23 PM IST
- Climate change likely to shrink fish size by 30%: StudyToronto, Aug 22 (IANS) Fish are expected to shrink in size by 20 to 30 per cent as a result of rising ocean temperatures due to climate cha...22 Aug, 2017, 05.57 PM IST
- Jupiter's moon Europa's ocean may harbour life: NASAIn a new study, scientists at NASA found that the amounts would be comparable in scale; oxygen production is about 10 times higher than hyd...18 May, 2016, 01.03 PM IST
- Global warming could cause fall in oxygen, mass mortalityEarth's oxygen could dramatically fall due to change in ocean temperature of just several degrees, thereby resulting in mass mortality, sci...02 Dec, 2015, 01.26 PM IST
- NIO to study Bangladesh rivers for oxygen depletion in Bay of BengalIndian scientists will be looking at rivers flowing through Bangladesh to collect data and study the "dead zones" in Bay of Bengal where ox...10 Jul, 2015, 02.06 PM IST
- Scientists warn of 'deadly trio' risk to ailing oceansMarine scientists warned on Thursday that our oceans are declining more rapidly than previously thought — becoming ever warmer and more aci...03 Oct, 2013, 10.25 PM IST
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