Subject: Environment Context: High levels of ammonia were detected in the Yamuna river. Concept: The level of ammonia in raw water of Yamuna river was 1.8 parts per million (ppm) but the acceptable maximum limit of ammonia in drinking water, as per the Bureau of Indian Standards, is 0.5 ppm. Ammonia is a colourless gas […]
Subject: Environment Context: Nearly three billion animals were killed or displaced during Australia’s devastating bushfires of the past year. Concept: Bushfires are a routine occurrence in the country, but this bushfire season is believed to be the worst and has started even before the beginning of the Southern Hemisphere summer. Australia, where the summer starts […]
Subject: Environment Context: Union Ministry for Environment, Forests and Climate Change has released the detailed Status of Tigers Report 2018on occasion of International Tiger Day celebrated on July 29. Findings: Tigers were observed to be increasing at a rate of 6 per cent per annum in India from 2006 to 2018. There were nine tiger […]
Subject: Environment Context: The National Green Tribunal (NGT) has ordered Oil India Limited (OIL) to deposit ₹25 crore with the administration of eastern Assam’s Tinsukia district for environmental damage due to the fire in Baghjan well. Concept: The well is close to the Maguri-Motapung wetland, which is within the eco-sensitive zone of the fragile Dibru-Saikhowa National […]
Subject: Environment Context: “Periglacial Flora of Western Himalayas Diversity And Climate Change Vulnerability” study by Botanical survey of India found high altitudes plants are facing the “climb higher or die” situation due to climate change. Concept: Acclimatization is the process in which an individual organism adjusts to a change in its environment (such as a change in altitude, temperature, humidity, […]
Subject: Environment Context: Huge criticism is rising against the draft Environment Impact Assessment (EIA) 2020 notification issued to amend rules. Concept: Environment Impact Assessment or EIA can be defined as the study to predict the effect of a proposed activity/project on the environment. A decision making tool, EIA compares various alternatives for a project and […]
Subject: Environment Context: With increasing e waste around the cities, urban mining gains importance. Concept: Urban mining is the practice of extracting valuable metals and materials from electronic waste This makes it possible to obtain high quality steel from old washing machines. Precious metals such as gold, silver, platinum or palladium can be extracted from […]