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    Carbon Dioxide News

    Where did Biosphere 2's missing oxygen go? Concrete held the answer

    Biosphere 2, sealed in 1991, experienced oxygen depletion attributed to microbes and concrete reactions. Studies indicated that respiratory processes exceeded plant oxygen production, revealing complexities in closed ecosystems and the significant role of the building itself in atmospheric changes.
    Science
    Published 7 days ago

    Scientists poured pink lye into the ocean, and the water soaked up more carbon

    A scientific trial in August 2025 involved releasing sodium hydroxide into the Gulf of Maine to enhance ocean alkalinity.
    Science
    Published 7 days ago

    ‘It’s going to get worse. Leadership means helping people adapt to climate change’

    (AFP)
    Lifestyle
    Published 242 days ago

    World leaders gather for 2nd day in Brazil, seeking solutions to global warming

    (L to R) Brazil's Foreign Minister Mauro Vieira, UN Secretary General Antonio Guterres, Brazil's President Luiz Inacio Lula da Silva, First Lady Rosangela da Silva, World Bank's Senior Managing Director Axel van Trotsenburg and the Democratic Republic of the Congo's President Felix Tshisekedi attend the Leaders Round Table to launch the Tropical Forest Forever Facility (TFFF) in the framework of the COP30 UN Climate Change Conference in Belem, Para State, Brazil, on November 6, 2025.
    World News
    Updated 333 days ago

    Biggest ever rise in atmospheric CO2 recorded

    A reef in the Red Sea in Sharm El-Sheikh, Egypt on Tuesday. Climate change is accelerating discolouration of coral reefs worldwide. (REUTERS)
    India News
    Updated 356 days ago

    Nobel chemistry breakthrough likened to ‘Harry Potter’ enchanted handbag

    Kyoto University professor Susumu Kitagawa, center, speaks during a news conference at the university in Kyoto after he won the Nobel Prize in chemistry.
    World News
    Updated 363 days ago

    Balancing supply and demand in India’s carbon trade

    Carbon markets (Kunal Patil / HT Archive)
    Ht Insight
    Published 406 days ago

    John Vaillant: “Nature will burn the earth or flood it to make us stop”

    Author John Vaillant at the Jaipur Literature Festival 2025 (Courtesy JLF)
    Books
    Updated 554 days ago

    'India in future tense': New dictionary identifies 47 words for 2047

    The dictionary identifies the key trends that will be dominant when India turns 100 in 2047..
    India News
    Published 664 days ago

    IIT Guwahati develops technology to address environmental sustainability & more

    The research team developed a fully biological process that uses Methylosinus trichosporium, a type of methanotrophic bacteria, to convert methane and carbon dioxide into bio-methanol under mild operating conditions.
    Education
    Published 666 days ago

    Indian Ocean most impacted by global warming, least known among oceans: Experts

    For representational purposes only. (Reuters Photo)
    India News
    Published 684 days ago

    Reforms to supercharge India's carbon credit export potential

    An activity generating green credits may have climate co-benefits too, such as reduction or removal of carbon emissions.
    Ht Insight
    Published 709 days ago

    Opportunities for India in the upcoming carbon credit trading system

    Equipment used to capture carbon dioxide emissions at a coal-fired power plant. Credit: Reuters
    Ht Insight
    Published 710 days ago

    Setting fresh traps: Carbon capture’s newest promises, and pitfalls

    (HT imaging: Puneet Kumar; Images: Midjourney and Adobe Firefly)
    Lifestyle
    Updated 711 days ago

    Netflix wants to shrink your favorite TV show’s carbon footprint

    Smartphone with Netflix logo is placed on a keyboard in this illustration taken April 19, 2022. (Dado Ruvic/Reuters)
    Business
    Published 762 days ago

    Weekend Drive by Hormazd Sorabjee: It’s a small world after all

    The Mercedes AMG GLC 43 Coupe has a new 2.0 litre, four-cylinder engine.
    Lifestyle
    Updated 781 days ago

    Decommissioning of coal-based plants and its ramifications

    Coal (Ravi Choudhary/HT File Photo)
    Ht Insight
    Published 798 days ago

    A startup in Berkeley is decarbonising air to solve global warming

    An absorption column at the Climeworks AG Mammoth carbon removal plant in Hellisheioi, Iceland, on Wednesday, May 8, 2024. Once fully operational, Mammoth will be capable of capturing up to 36,000 tons of carbon dioxide a year using a technique known as direct air capture (DAC). Photographer: Heida Helgadottir/Bloomberg
    Technology
    Published 850 days ago

    Will China save the planet or destroy it?

    Photovoltaic panels at a solar plant operated by Beijing Energy International Holding Co. on the outskirts of Beijing, China, on Thursday, March 14, 2024. To meet its climate targets, China has engaged in a world-leading buildout of renewable energy. Photographer: Andrea Verdelli/Bloomberg
    Environment
    Published 921 days ago

    How swallowing dry ice can pose severe health risk; experts share

    Due to its extreme coldness and the possibility of carbon dioxide gas leakage, dry ice can be exceedingly dangerous if accidentally swallowed.
    Lifestyle
    Published 944 days ago

    Gurugram cafe mouth freshener case: What is 'dry ice'? Why is it dangerous?

    People were screaming and vomiting after consuming dry ice contaminated mouth freshener.
    Science
    Updated 945 days ago

    Evaluating Net-zero for the Indian cement industry

    A labourer carries a sack of cement inside a shop.
    Ht Insight
    Published 955 days ago

    What the world must do to tame methane

    FILE - A flare burns natural gas at an oil well Aug. 26, 2021, in Watford City, N.D. Oil and natural gas companies would have to pay a fee for methane emissions that exceed certain levels under a new rule proposed by the Biden administration. The rule, announced in December 2023, includes a two-year phase-in period for companies to eliminate routine flaring of natural gas from new oil wells. (AP Photo/Matthew Brown, File)
    Science
    Published 976 days ago

    International Reducing Co2 Emissions Day 2024: Date, history and significance

    International Reducing Co2 Emissions Day 2024: Date, history and significance
    Lifestyle
    Published 984 days ago

    Affordability and permanence of biochar as a carbon removal solution

    People protest against the climate crisis in Glasgow. (Reuters)
    Ht Insight
    Published 1037 days ago

    Greenhouse gas levels record high, raising climate tipping point concerns:Report

    A protest against climate crisis. (Reuters)
    Environment
    Updated 1056 days ago

    Scientists detect oxygen in atmosphere of Venus

    Data from NASA's Magellan spacecraft and Pioneer Venus Orbiter is used in an undated composite image of the planet Venus. NASA/JPL-Caltech/Handout via REUTERS.
    Science
    Updated 1062 days ago

    Rich countries off track on climate action, says report

    Rich and developed nations must speed up their action on tackling climate change. (Shutterstock/Representative image)
    India News
    Updated 1076 days ago

    IIT Madras and IndusDC partner to boost start-ups in decarbonisation technology

    According to IIT Madras, the first phase of commercialisation is currently underway with IndusDC, founded by IIT Madras Alumni Dr. Kushant Uppal.
    Education
    Published 1083 days ago

    Life beyond Earth: NASA's Webb detects CO2 on surface of Jupiter's Moon Europa

    This graphic shows a map of Europa’s surface with NIRCam (Near Infrared Camera) on NASA’s James Webb Space Telescope in the first panel and compositional maps derived from Webb’s NIRSpec/IFU (Near Infrared Spectrograph’s Integral Field Unit) data in the following three panels.
    Technology
    Published 1110 days ago
    Home / Topic / Carbon Dioxide / News
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