DPN
As ocean surfaces acidify, a deep-sea acidic zone is expanding: Marine habitats are being squeezed Sub: Env Sec: Climate change Carbon compensation depth (CCD): In the deepest parts of the ocean, below 4,000 metres, the combination of high pressure and low temperature creates conditions that dissolve calcium carbonate, the material marine animals use […]
IUCN Red List update: Invasive species and illegal trade push reptiles and cacti closer to extinction Sub: Env Sec: Biodiversity Context: The IUCN Red List highlights severe threats to island reptiles from invasive species. Invasive Species and Reptile Declines: The Ibiza wall lizard (Podarcis pityusensis) is now endangered due to a 50% population […]
Central India’s land-use patterns, roads fragmenting gaur & sambar populations, threatening genetic diversity Sub: Env Sec: Biodiversity Context: Land use patterns and roads in central India are disrupting the genetic connectivity of Gaur and Sambar. The study by the National Centre for Biological Sciences (NCBS) indicated high genetic differentiation, suggesting small populations […]
Massive fish kill in Periyar river attributed to industrial pollution Sub: Environment Sec: Pollution Context: The Periyar River witnessed a severe fish mortality event in May, due to which fishers and cage fish farmers incurred heavy financial losses. Details: Upon inspection, they found that fish showed signs of distress and later died due […]
India hosts BIMSTEC Foreign Ministers amid raging Myanmar crisis Sub: IR Sec: Int grouping Context: External Affairs Minister S. Jaishankar emphasised that BIMSTEC should find solutions to regional challenges within its framework during the 2nd BIMSTEC Foreign Ministers’ retreat on July 11 in New Delhi. The first edition was held in Bangkok, Thailand […]
Record-high temperatures in western US due to ‘heat domes’: What is the phenomenon? Sub: Geo Sec: Climatology Places across the southwest and eastern parts of the United States recorded temperatures as warm as those seen in late June or early July, and the unusual warming was caused by a phenomenon known as ‘heat domes’ ‘Heat domes’ […]
Daily Prelims Notes 12 July 2024 Table Of Contents Record-high temperatures in western US due to ‘heat domes’: What is the phenomenon? India hosts BIMSTEC Foreign Ministers amid raging Myanmar crisis Massive fish kill in Periyar river attributed to industrial pollution Central India’s land-use patterns, roads fragmenting gaur & sambar populations, threatening genetic […]
A case of people versus population Sub: Geo Sec: Human geo World Population Day: July 11 has been observed as World Population Day since 1989 after the global population crossed the five billion mark. The population is now estimated to be 8.1 billion, with India as the most populous nation (1.44 billion), slightly […]
Mega dam, protest in Arunachal Sub: Geo Sec: Human geo Context: Two anti-dam activists against the Upper Siang Multipurpose Storage Project from Arunachal Pradesh were detained before Union Power Minister Manohar Lal Khattar’s visit. The Upper Siang Project: Proposed 11,000 MW hydropower project on the Siang River in Arunachal Pradesh. Siang originates in […]
Industry to Offer Ideas to Ease Compliance Burden Sub: Eco Sec: National Income Union Commerce and Industry Minister addressed the FICCI National Executive Committee meeting emphasizing the government’s efforts to reduce the compliance burden on businesses and decriminalize laws to ease investment inflows. Jan Vishwas Law 2.0: The government is working on a […]