Notes and Study material for Exams
Climate Change It is the long term change in the statistical distribution of weather patterns over periods of time Though it has been happening naturally for millions of years, in recent years it has accelerated due to anthropogenic causes and has been causing Global Warming. UNFCCC defines Climate Change as – “a change of climate … Read more
E — WASTE E-Waste is not hazardous if it is stocked in safe storage or recycled by scientific methods or transported from one place to the other in parts or in totality in the formal sector. The e-waste can be considered hazardous if recycled by primitive methods Survey was carried out by the Central Pollution … Read more
defined as ‘an addition or excessive addition of certain materials to the physical Environment (water, air and lands), making it less fit or unfit for life’. Pollutants are the materials or factors, which cause adverse effect on the natural quality of any component of the environment. Classifications According to the form in which they … Read more
Environmental Legislation The awareness and consideration for Environment covers several environmental issues such as pollution of water, air and Soil, land degradation, industrialization, Urbanization, depletion of natural Resources etc. Environmental Law plays a very crucial and important role in regulating the use of Natural Resources and in protecting the environment. The success of environmental legislations … Read more
Polyvinyl chloride What is Polyvinyl Chloride (PVC), and What is it Used For? Polyvinyl Chloride (PVC) is one of the most commonly used thermoplastic polymers in the world (next to only a few more widely used plastics like PET and PP). It is a naturally white and very brittle (prior to the additions of plasticizers) plastic. PVC has been around longer than most … Read more
Navigating the Plastic Waste Management Rules, 2016: A Comprehensive Guide The burgeoning plastic waste crisis has become a global concern, with India facing a particularly acute challenge. Recognizing the urgency, the Ministry of Environment, Forest and Climate Change (MoEFCC) introduced the Plastic Waste Management Rules, 2016 (PWMR, 2016) to address the issue comprehensively. This article … Read more
Conductors, semiconductors and insulators Materials are classified as conductors, insulators, or semiconductors according to their electric conductivity. The classifications can be understood in atomic terms. Electrons in an atom can have only certain well-defined energies, and, depending on their energies, the electrons are said to occupy particular energy levels. In a typical atom with many … Read more