Environment Miscellaneous for Prelims

Microplastics – UPSC Prelims

Microplastics:  These are plastic debris smaller than 5mm in length or about the size of a sesame seed. Sources: They can be divided into two main categories according to their source: Primary microplastics: Directly released in the environment as small particles Main sources: laundering of synthetic clothes, abrasion of tyres through driving, intentionally added microplastics in personal …

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Kavach Train Protection System – UPSC Prelims

What is Kavach? It is India’s own automatic protection system, which is in development since 2012, under the name Train Collision Avoidance System (TCAS), which got rechristened Kavach or “armour”. It is a set of electronic devices and Radio Frequency Identification (RFID) devices installed in locomotives, in the signalling system as well as the tracks. They connect to each other using ultra high radio …

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Eco-Sensitive Zone – UPSC Prelims

Eco-Sensitive Zone: It is created to act as a buffer for further protection in an area within 10 kms around Protected Areas (PAs) such as National Parks and Wildlife sanctuaries. In case of places with sensitive corridors, connectivity and ecologically important patches, crucial for landscape linkage, even areas beyond 10 km width can be included in the …

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Pusa Bio-Decomposer – UPSC Prelims

Pusa Decomposer is a low-cost capsule that can convert paddy stubble into bio-manure. The capsule consists of a fungi-based liquid solution that can soften hard stubble to the extent that it can be easily mixed with soil in the field to act as compost. Developed by: Pusa Decomposer Technology has been developed by ICAR – Indian Agriculture Research Institute (IARI), New Delhi. …

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Zero Liquid Discharge Policy – UPSC Prelims

Zero Liquid Discharge: ZLD is a water treatment process with a goal of recirculation of all of the possible water back to the process with zero liquid waste. It has zero or nearly zero impact on the environment. ZLD accomplishment may need physical & chemical treatment, followed by biological system to remove organic load. The …

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Climate Ambition Summit 2020 – UPSC Prelims

Objective: To set out new and ambitious commitments under the three pillars of the Paris Agreement that are mitigation, adaptation and finance commitments. Scope: The Summit will provide a meaningful platform for businesses, cities and other non-state actors who are rallying together and collaborating to support governments and accelerate the systemic change required to reduce emissions and build resilience. Hosted By: The United Nations, United …

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Parasitic Plant – UPSC Prelims

Parasitic Plant: The plant that obtains all or part of its nutrition from another plant (the host) without contributing to the benefit of the host and, in some cases, causing extreme damage to the host. The defining structural feature of a parasitic plant is the haustorium, a specialised organ that penetrates the host and forms a vascular union between …

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