Current Affairs 27 July 2025

World Court says countries are legally obligated to curb emissions.

• The International Court of Justice (ICJ) has issued a landmark advisory opinion.
• It states that countries are legally obligated to reduce greenhouse gas (GHG) emissions under international law.
• Failure to act amounts to an internationally wrongful act.
• States must also regulate private companies; failure to do so can lead to state accountability.

24-year study reveals that coral cover in Lakshadweep reduced to 50%.

• A study revealed that corals in the Lakshadweep archipelago have declined to half of what they were in 1998.
• Over 24 years, coral cover declined from 37.24% to 19.6%, reflecting a roughly 50% reduction from the 1998 baseline.
• Corals can recover from bleaching over time, but only if temperatures drop and conditions return to normal.

IIT Guwahati team gives bamboo an automobile-ready touch.

• IIT Guwahati researchers developed an eco-friendly composite material.
• Made from Bambusa tulda, a fast-growing bamboo species from Northeast India.
• Combined with biodegradable polymers to create sustainable materials.

Evidence links lack of vitamin D to neurodevelopmental issue.

• A major new study suggests that the vitamin D levels might contribute to psychological and neurodevelopmental conditions.
• Vitamin D insufficiency is not just an individual issue: it is a biological legacy passed from one generation to the next, shaping not just bones but, as a new study in Denmark has found, brains too.
• These findings also align with clinical experience in India.

AI project "Secret Mountain": A R Rahman & OpenAI CEO Sam Altman.

• AR Rahman met OpenAI CEO Sam Altman to discuss a futuristic AI-driven project.
• They are collaborating on Secret Mountain, an AI-powered musical metaverse.
• The goal is to create a virtual global band.
• This project represents a fusion of artificial intelligence and music, focusing on global artistic unity and innovation.