WBPSC Prelims and Mains Notes-WBPSC Test Series
PARIVESH is a web based, role based workflow application which has been developed for online submission and monitoring of the proposals submitted by the proponents for seeking Environment, Forest, Wildlife and CRZ Clearances from Central, State and district level authorities. It automates the entire tracking of proposals which includes online submission of a new proposal, … Read more
Environment Pollution is 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 … Read more
Ecology is defined “as a scientific study of the relationship of the living organisms with each other and with their environment.” The classical texts of the Vedic period such as the Vedas, the Samhitas, the Brahmanas and the Aranyakas-Upanishads contain many references to ecological concepts .The Indian treatise on medicine, the Caraka- Samhita … Read more
Deserts are formed in regions with less than 25 cm of annual rainfall, .or sometimes in hot regions where there is more rainfall, but unevenly distributed in the annual cycle. Lack’ of rain in the mid latitude is often due to stable high pressure zones; deserts in temperate regions often lie in “rain shadows”, … Read more
Wetlands are lands transitional between terrestrial and aquatic system where the water table is usually near the water surface and land is covered by shallow water. Essential as: control floods, water treatment, recharging of water sources, reduce sediments, check soil erosion, bulwark against encroachment by the sea, winter resort for birds and important … Read more
The interrelations between organisms and environment on the land constitute “Terrestrial Ecology”. The most important limiting factors of the terrestrial ecosystems are moisture and temperature. TUNDRA The word tundra means a “barren land” since they are found where environmental conditions are very severe. There are two types of tundra- arctic and … Read more
E-waste or electronic waste refers to all waste from electronic and electrical appliances which have reached their end- of- life period or are no longer fit for their original intended use and are destined for recovery, recycling or disposal. It includes computer and its accessories monitors, printers; typewriters, mobile phones and chargers, remotes, batteries, LCD/Plasma … Read more
The Animal Welfare Board of India (AWBI) scheme relates to provision of assistance for the following type of activities: a) Financial assistance to animal welfare organizations for maintaining the stray animals in distress and for their treatment (financial assistance based on the number of animals kept for their fodder, water, minor treatment etc). b) … Read more
found where rainfall is about 25-75 cm per year, not enough to support a forest, but more than that of a true desert. vegetation formations that are generally found in temperate climates. In India, they are found mainly in the high Himalayas. The rest of India’s grasslands aremainly composed of steppes and savannas. Steppe … Read more
According to the economic survey, the farm incomes will be dropped by 12% on an average in the coming years with potential losses amounting to 18% of the revenue. The method to prevent the effect are: Fully irrigating Indian agriculture through technologies of drip irrigation, sprinklers, and water management—captured in the “more crop for every … Read more