Rwenzori wildfire first in 12,000 years, study finds
A study published in *Nature* has found that a 2012 wildfire in the Rwenzori Mountains, burning 42 square kilometres of alpine moorland, was the first such blaze in at least 12,000 years.…
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Spain’s Wels catfish invasion grows from 1974 river release
Wels catfish released into Spain’s Ebro River in 1974 have spread across much of the basin and into other rivers and reservoirs, forming populations wildlife managers consider virtually impossible to eliminate, The…
40 of 54 Asian Oak Species Lack Botanical Backups
A study of 54 threatened or data-deficient Asian oak species found that 40 have no living backup in botanical collections worldwide. The report, by The Morton Arboretum and regional partners, covers 14…
Mint Sustainability Summit to examine climate action, AI and business returns
The fifth Mint Sustainability Impact Summit will be held in Mumbai on 29 July, with more than 50 speakers from business, finance, technology, policy and academia. Its theme, “ROI of Responsibility”, reflects…
Centre notifies heatwaves, lightning as national disasters
The Union government has officially notified heatwaves and lightning as natural calamities eligible for relief under the State and National Disaster Response Funds, Union Minister Nityanand Rai told Parliament on August 4.…
Iceberg linked to 69% fall in emperor penguin chick survival
Surviving emperor penguin chicks at Antarctica’s Coulman Island colony fell 69% in 2025 from the previous year, with researchers linking the decline to a grounded iceberg. Aerial photographs counted 6,658 surviving chicks…
California drought permanently reduces Sacramento Valley aquifer storage
Intensive groundwater pumping during California’s 2020 to 2022 drought likely caused permanent storage loss in parts of the Sacramento Valley aquifer, according to a study published in the Proceedings of the National…
Europe’s Forest Biomass Loss Rises 46% Since 2018
Europe’s forests have lost 46% more aboveground biomass per hectare each year since 2018 than in the previous three decades, according to a satellite-based study published in Nature Geoscience. Researchers from the…
Europe heatwave puts 27 Italian cities on highest alert
Italy placed all 27 cities in its national heat surveillance network under the highest heat alert on Thursday as temperatures exceeded 40°C in several European countries. Austria recorded a national high of…
Chicago Tree Loss Linked to 105 More Deaths Annually
A Chicago study found neighbourhoods that lost tree canopy between 2011 and 2021 also recorded higher mortality, particularly in areas with hotter summers. Researchers analysed annual satellite measurements across census tracts alongside…
