Notes and Study material for Exams
The Indian Himalayan Region: A Climate Sentinel and Lifeline The Indian Himalayan Region (IHR), a majestic tapestry of snow-capped peaks, verdant valleys, and bustling cities, is much more than a breathtaking landscape. It plays a pivotal role in shaping the Indian climate, acting as a crucial water source, a climate change sentinel, and a vulnerable … Read more
The Indian Crocodile: A Tale of Resilience and Conservation The Indian crocodile (Crocodylus palustris), also known as the mugger crocodile, is a fascinating and critically important species that has faced immense challenges in recent times. Once widespread throughout the Indian subcontinent, its population has dwindled due to habitat loss, hunting, and pollution. However, dedicated conservation … Read more
Urbanization in the Himalayas: A Balancing Act Between Development and Sustainability The Himalayas, a majestic mountain range spanning across eight countries, are experiencing a rapid transformation. While traditionally known for their pristine landscapes and unique biodiversity, the region is now grappling with the burgeoning phenomenon of urbanization. This shift, driven by factors like economic opportunities, … Read more
Biopiles: A Sustainable Solution for Organic Waste Management Introduction The ever-growing global population and its associated waste generation pose a significant challenge to environmental sustainability. Organic waste, a major component of municipal solid waste, presents a particular problem due to its potential for methane emissions, a potent greenhouse gas. Biopiles, a relatively simple and cost-effective … Read more
Emphysema: A Silent Killer in the Lungs Emphysema, a chronic obstructive pulmonary disease (COPD), is a progressive lung condition that destroys the tiny air sacs (alveoli) in the lungs. This damage makes it difficult to breathe, leading to shortness of breath, wheezing, and a persistent cough. While often associated with smoking, emphysema can also be … Read more
The Environment Protection Act is an important legislation that provides for coordination of activities of the various regulatory agencies, creation of authorities with adequate powers for environmental protection, regulation of the discharge of environmental pollutants, handling of hazardous substances, etc. The Act provided an opportunity to extend legal protection to non-forest habitats (‘Ecologically Sensitive Areas’) … Read more
Role of information technology in Environment and human Health Information technology has tremendous potential in the field of environment Education and health as in any other field like business, economics, politics or culture. Development of Internet facilities, Geographic Information System (GIS) and information through satellites has generated a wealth of up-to- date information on various … Read more
The Rise and Fall of Chlorofluorocarbons: A Story of Environmental Triumph and Ongoing Challenges Chlorofluorocarbons (CFCs) are a group of synthetic organic compounds that were once widely used in various applications, from refrigerants and aerosols to foam blowing agents and cleaning solvents. Their seemingly miraculous properties â non-flammability, chemical stability, and low toxicity â made … Read more
The Silent Crisis: A Deep Dive into Endangered Species and the Urgent Need for Conservation The Earth’s biodiversity is a tapestry woven with millions of threads, each representing a unique species. However, this intricate fabric is fraying at the edges, with an alarming number of species facing extinction. The term “endangered” signifies a critical state, … Read more
The Unsung Heroes of the Ocean: A Deep Dive into Seagrass Seagrass, often overlooked and underestimated, plays a vital role in the health and well-being of our oceans. These underwater meadows, composed of flowering plants adapted to live submerged in saltwater, are far more than just pretty green carpets on the seafloor. They are crucial … Read more