Category : Search result: biochemical oxygen demand


Yamuna Water Quality Data Raises Questions

Delhi's Yamuna river shows better pollution levels for Nov-Dec 2025 vs 2024, but activists highlight inconsistencies in DPCC data. Read the full investigation.

Woman Dies of Suffocation in Chatra, Husband Critical

A young woman died and her husband fell critically ill after lighting a fire in a closed room to beat the cold in Chatra. Police confirm the tragic incident. Read more about the dangers of indoor heating.

How Fish Breathe and the Real Risk of Suffocation

Fish need oxygen just like us. Discover how they breathe, why 'drowning' is the wrong word, and the real threats like pollution and heatwaves that cause suffocation. Learn the science!

How Ahmedabad Transformed into a City of Gardens

Ahmedabad sheds its 'dusty' past, reclaiming green spaces and adding 300+ parks via PPP. Explore the journey from Victoria Garden to modern Oxygen Parks and lakefront biodiversity hubs.

Earth's Oxygen to Deplete in a Billion Years: NASA Study

A NASA-backed study reveals Earth's oxygen-rich atmosphere is not permanent. Driven by the Sun's increasing brightness, oxygen levels will collapse in about a billion years, making the planet uninhabitable for complex life.

Power Demand Jumps 7% in December Amid Cold Wave

India's electricity demand surged nearly 7% in December 2024, reaching a peak of 139,000 MW, driven by heating needs during a severe cold wave. Explore the data and grid implications.

Delhi's Power Demand Peaks on New Year's Eve & Day

Delhi's electricity demand hits record highs on Dec 31 & Jan 1 due to celebrations, cold weather, and extended commercial hours. Discover how the grid copes and the shift to renewable energy. Read more.

Silver's 178% Rally: A Structural Market Shift

Silver's 178% surge signals a structural shift driven by acute scarcity and Asian demand, not speculation. Inventories collapse as industrial users hoard metal. Read the full analysis.

Rs 1,200 Crore Spent, Hussainsagar Lake Still Polluted

Despite over Rs 1,200 crore spent in 20 years, Hyderabad's iconic Hussainsagar lake remains choked with sewage and industrial waste. Residents suffer health issues as pollution levels hit dangerous lows. Read the full investigation.

Silver Price Hits Record High, Up 175% in 2025

Silver prices surge to record highs in 2025, driven by a structural deficit, strong industrial demand, and China's export curbs. Discover the key factors behind the rally.

Power Use Falls Slightly in November Amid Milder Weather

India's electricity consumption saw a marginal decline of 0.31% in November 2024, reaching 123.4 billion units. Experts attribute this to reduced use of cooling appliances as winter sets in. Discover the latest power demand trends and future projections.

Heat Action Plans Must Factor in Power Demand

New research reveals heatwave action plans must incorporate electricity demand management alongside health responses. Learn how India can build climate-resilient infrastructure.

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