Notes and Study material for Exams
The Evolution of Zoological Parks: From Curiosity Cabinets to Conservation Champions Zoological parks, often simply referred to as zoos, have a long and fascinating history, evolving from places of curiosity and entertainment to modern institutions playing a crucial role in conservation and education. This article delves into the evolution of zoos, exploring their changing roles, … Read more
The Green Economy: A Path Towards Sustainability and Prosperity The world is facing a triple planetary crisis: climate change, biodiversity loss, and pollution. These interconnected challenges threaten our planet’s health and our future well-being. The concept of a “Green Economy” emerges as a potential solution, offering a path towards sustainable development and prosperity. This article … Read more
Natural Hazards and Natural Disasters A NATURAL HAZARD is a threat of a naturally occurring event will have a negative effect on humans. This negative effect is what we call a natural disaster. In other words when the hazardous threat actually happens and harms humans, we call the event a natural disaster. Natural … Read more
The Greenhouse Effect The greenhouse effect is a natural phenomenon that insulates the Earth . Incoming solar radiations are absorbed and reemitted back from the Earth’s surface as infrared energy, greenhouse gases (GHGs) in the Atmosphere prevent some of this heat from escaping into space, instead reflecting the energy back to further warm the surface. Human … Read more
The Enchanting World of Deciduous Trees: A Journey Through Nature’s Seasonal Symphony Deciduous trees, with their captivating cycle of life, death, and rebirth, are a defining feature of temperate landscapes worldwide. Their ability to shed their leaves in autumn, revealing a breathtaking spectacle of color, and then awaken anew in spring, embodies the very essence … Read more
The Blue Carbon Initiative: A Vital Weapon in the Fight Against Climate Change The world is facing a climate crisis, with rising global temperatures, extreme weather events, and rising sea levels threatening the planet’s ecosystems and human civilization. While the focus has often been on reducing carbon emissions from fossil fuels, a growing body of … Read more
Here is a list of subtopics without any description for Anaerobic Digestion: Anaerobic digestion Biogas Biomethane Digestate Energy from waste Methane fermentation Renewable energy Waste management Wastewater treatment Anaerobic digestion is a process that converts organic waste into biogas, a renewable energy source. The process takes place in the absence of oxygen, and it is … Read more
The Shifting Sands: Environmental Consequences of Sand Mining Sand, a seemingly ubiquitous and unremarkable resource, is the backbone of our modern world. From the concrete that forms our cities to the glass that illuminates our lives, sand is an essential ingredient in countless industries. However, the insatiable demand for this seemingly endless resource has led … Read more
Perfluorocarbons: A Persistent Threat to the Environment and Human Health Perfluorocarbons (PFCs) are a group of synthetic organic compounds characterized by the presence of carbon atoms fully bonded to fluorine atoms. Their unique properties, including chemical inertness, thermal stability, and low surface tension, have made them highly valuable in various industrial applications. However, these same … Read more
Man-animal conflicts are common in various parts of the country. Incidents of man-animal conflict are reported from States/Union Territories of the country. In India, wild elephants probably kill far more people than tiger, leopard or lion. But, surprisingly, human conflict involving leopard draws great amount of public attention compared to other animals. Other carnivores – tigers, … Read more