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MARINE PHOTOSYNTHESIS
A tiny Yemeni island, Socotra’s strange dragon’s blood trees harvest moisture from fog to survive extreme aridity; 90% of its reptiles and 95% of its land snails are found nowhere else, creating an ecosystem unlike any other- In 1988, scientists began quantifying the ocean's global productivity. 38 years later, microscopic phytoplankton produce roughly 50% of Earth's oxygen
- 12 scientists will drift across the Arctic, locked inside sea ice for 8 months to watch an ocean survive its darkest, coldest season
- 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
- Earth Once Had Purple Oceans, Scientists SayEarly Earth might have shimmered in shades of purple, not green, according to the Purple Earth Hypothesis. Researchers propose that before ...22 Feb, 2026, 04.57 PM IST
- When a Blue Whale Falls, an Entire Ecosystem Rises: How One Death Feeds the Deep SeaA dead whale sinking to the ocean floor creates a unique deep-sea ecosystem.: this whale fall provides food for scavengers, then enriches s...19 Feb, 2026, 06.29 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
- 66-Million-Year-Old Climate Shift After Dinosaurs ExplainedSixty-six million years ago, an asteroid strike and volcanic eruptions triggered a global climate catastrophe. Earth plunged into a deep fr...03 Feb, 2026, 03.36 PM IST
- Quantum Leap: How to get rid of carbon emissionsIt’s not enough for countries to mitigate and adapt to climate change. They have to pursue ways to remove carbon from the atmosphere. Carbo...28 Dec, 2019, 11.51 PM IST
- Floating ocean plastics can contribute to global warming, find Indian researchersThe study found that floating plastics act similar to algae and prevent the absorption of sunlight by water bodies.26 Jul, 2019, 07.16 PM IST
- Plastic pollution harming bacteria that help us breathe15 May, 2019, 02.09 PM IST
- Off Goa’s coast, India’s hidden coral gemAbout 18,000 years ago, there were coral reefs along the west coast of India. These were lost after sea levels began rising rapidly followi...19 Jun, 2018, 10.17 AM IST
- Global fisheries to be 20% less productive in 2300: StudyThis bleak future will be characterised by 9.6 degrees Celsius increase in mean surface air temperature, nearly 10 times the warming we hav...12 Mar, 2018, 12.34 PM IST
- Marine reserves can help mitigate climate change effectsSan Francisco, June 9 (IANS) An international research team has evaluated 145 peer-reviewed studies and concluded that "highly protected" m...09 Jun, 2017, 10.49 AM IST
- NASA space laser maps polar ocean plants key to lifeWashington, Dec 22 (IANS) A NASA satellite instrument orbiting Earth that can see through fog, clouds and darkness has given scientists the...22 Dec, 2016, 11.32 AM IST
- CO2 in oceans sets off an ice age every 100,000 yearsLondon, Oct 30 (IANS) Oceans may be responsible for making the Earth move in and out of ice ages every 100,000 years, finds a study.30 Oct, 2016, 01.52 PM IST
- Arctic animals navigate by the light of winter MoonResearchers said that the behaviour is most likely an attempt by zooplankton to avoid predators hunting by moonlight.11 Jan, 2016, 12.26 PM IST
- Warm waters bleach coral reefs in southEarlier seasoned fishermen could sense a school of fish by judging currents and winds. But their traditional knowledge fails these men toda...24 Sep, 2015, 06.11 AM IST
- Climate change will upset vital ocean chemical cyclesThe new research means that ocean warming will impact plankton, and in turn drive a vicious cycle of climate change.09 Sep, 2013, 04.25 PM IST
- Germany clears Indo-German Antarctic expeditionThe German government on Monday gave the go-ahead to an Indo-German ocean-seeding experiment that experts say could lead to a way of fighti...27 Jan, 2009, 11.07 PM IST
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