environment

Development Challenges in the Himalayas and its Consequences

Context: Recent floods (Punjab, J&K, Himachal, Uttarakhand) exposed the fragile nature of the Hindu Kush Himalayan region. Disasters were officially attributed to “acts of nature” (heavy rains, cloudbursts), but evidence points to unregulated development, deforestation, and poor planning. Fragility of...

Building Climate Resilient Cities for Future

Context: Indian cities are set to play a decisive role in the country’s future. By 2050–2070, the urban population may reach 1 billion, with megacities larger than many countries. This rapid urbanisation creates both opportunities and risks. Urban Infrastructure Needs...

Bioluminescence: Meaning, Causes, Examples and Significance

Context: A study in Tamil Nadu’s Anamalai Tiger Reserve showed how fireflies’ bioluminescence reflects forest health and why natural darkness is vital for their survival. Recently, bioluminescent blue waves were observed in the backwaters of Kochi, Kerala. What is Bioluminescence...

Environment Audit Rules 2025 and its Key Features

Context: The Ministry of Environment, Forest and Climate Change (MoEFCC) has issued a notification introducing the Environment Audit Rules, 2025. Key Features of Environment Audit Rules 2025 Environment Audit Designate Agency (EADA): Nodal body responsible for certification, registration, training, and...

Ecological Succession: Definition, Types, Process, Stages and Impacts

Context: Climate change is increasingly disrupting natural patterns of ecological succession in India’s fragile ecosystems, demanding restoration strategies that build resilience against rising temperatures, altered rainfall, and invasive species. What is Ecological Succession? Ecological succession is the gradual and natural...

Van (Sanrakshan Evam Samvardhan) Amendment Rules, 2025

Context: The Union Ministry of Environment, Forest and Climate Change has issued the Van (Sanrakshan Evam Samvardhan) Amendment Rules, 2025, also referred to as the Forest Conservation Amendment Rules (FCA), 2025. Key Provision of Van (Sanrakshan Evam Samvardhan) Amendment Rules,...

Noise Pollution, Causes, Effects, Types and Measures to Control

Context: Noise pollution has quietly emerged as one of the most neglected public health crises. Unlike smog or waste, it leaves no visible trace but causes serious harm to human health, well-being, and wildlife. An Earth5R survey (Jan 2023) across...

Green Credit Programme (GCP), Key Focus Areas and Challenges

Context: Green credits for tree plantation will now be awarded only after 5 years. Credits will be based on: Minimum canopy density of 40% Tree survival rates, not just the number of trees planted. Seventeen States have so far set...

Need of Energy Sovereignty for India, Reasons and Impacts

Context: For India - the world’s third-largest energy consumer - dependence on external sources has become a critical vulnerability. In a fragmented & conflict-prone world, energy sovereignty (the ability to secure uninterrupted, affordable, and indigenous energy) has emerged as the...

Renewable Energy, India’s Potential, Pros and Cons

According to the International Energy Agency (IEA), Renewable electricity is growing at a faster rate in India than any other major economy, with new capacity additions on track to double by 2026. About Renewable Energy Renewable energy refers to energy...