Notes and Study material for Exams
The Silent Invasion: Understanding Invasive Alien Species and Their Impact The world is interconnected, and with that interconnectedness comes the movement of people, goods, and unfortunately, unwanted guests. These unwelcome visitors, known as invasive alien species (IAS), are organisms introduced outside their native range, often with devastating consequences for the environment, economy, and human health. … Read more
Iodine-131: A Radioactive Isotope with Diverse Applications and Risks Iodine-131 (¹³¹I) is a radioactive isotope of iodine, a halogen element essential for human health. While naturally occurring iodine is crucial for thyroid hormone production, ¹³¹I stands out due to its radioactive nature, making it both a valuable tool in medicine and a potential environmental hazard. … Read more
Harnessing the Sun’s Power: A Deep Dive into Solar Thermal Technology The sun, a constant source of energy, has long been recognized as a potential solution to our global energy needs. Solar thermal technology, which harnesses the sun’s heat to generate energy, offers a promising path towards a sustainable future. This article delves into the … Read more
Phytoremediation: Harnessing Nature’s Power to Clean Up Our Mess The world is facing a growing environmental crisis, with pollution from industrial activities, agricultural runoff, and other sources contaminating our soil, water, and air. While traditional remediation methods often involve expensive and disruptive technologies, a more sustainable and eco-friendly approach is gaining traction: phytoremediation. This innovative … Read more
Climate Change and Its Effects The term climate refers to the general weather conditions of a place over many years. In the United States, for example, Maine’s climate is cold and snowy in winter while South Florida’s is tropical year-round. Climate Change is a significant variation of Average weather conditions—say, conditions becoming warmer, wetter, or … Read more
Disaster Management History shows that India is exposed to national disasters. INFRASTRUCTURE; and other efforts to make the community more resilient to a catastrophic event. Preparedness Preparedness focuses on understanding how a disaster might impact the community and how education, outreach and training can build capacity to respond to and recover from a disaster. This … Read more
Agenda 21 for Culture: A Framework for Sustainable Cultural Development Introduction The concept of sustainable development, with its emphasis on balancing economic growth, social equity, and environmental protection, has gained global prominence. While the focus often rests on environmental sustainability, the cultural dimension of sustainable development is equally crucial. Agenda 21, the landmark document adopted … Read more
The Fragile Web: Factors Affecting the Biodiversity of Phytoplankton Phytoplankton, the microscopic algae that form the base of the marine food web, are crucial for life on Earth. They produce a significant portion of the oxygen we breathe and serve as the primary food source for countless marine organisms. However, this vital group of organisms … Read more
IPCC UN Conference on Environment and Development (Earth Summit), 1992 Agenda 21 An action plan of UN relating to Sustainable Development adopted at the Earth Summit, 1992 UNFCCC Kyoto Protocol IPCC 1988 by World Meteorological Organisation and UNEP tasked with reviewing and assessing the most recent scientific, technical and socio-economic information produced worldwide relevant to … Read more
The Shadow Side of Bioremediation: Unveiling the Disadvantages Bioremediation, the use of living organisms to clean up contaminated environments, has emerged as a promising and environmentally friendly approach to tackling pollution. However, like any technology, it comes with its own set of limitations and drawbacks. This article delves into the often overlooked disadvantages of bioremediation, … Read more