GPSC Prelims and Mains Notes, GPSC Test Series
Addition of certain substances to the water such as organic, inorganic, biological, radiological, heat, which degrades the quality of water so that it becomes unfit for use. Putrescibility is the process of decomposition of organic matter present in water by microorganisms using oxygen. Water having DO (dissolved oxygen) content below 8.0 mg/L may be … Read more Water Pollution
Fresh water ecosystems- The salt content of fresh bodies is very low, always less than 5 ppt (parts per thousand). E.g lakes, ponds, pools, springs, streams, and rivers Marine ecosystems – the water bodies containing salt concentration equal to or above that of sea water (i.e., 35 ppt or above). E.g shallow seas and … Read more AQUATIC ECOSYSTEM
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”, that … Read more Hot DESERT ECOSYSTEM
Aquatic systems are not called biomes, The major differences between the various aquatic zones are due to salinity, levels of dissolved nutrients; water temperature, depth of sunlight penetration. Fresh Water Ecosystem-Fresh water ecosystem are classified as lotic (moving water) or lentic (still or stagnant water). Marine Ecosystem- Estuaries-Coastal bays, river mouths and … Read more Aquatic Zones
The UN Framework Convention on Climate Change (UNFCCC) is an intergovernmental treaty developed to address the problem of climate change. The Convention, which sets out an agreed framework for dealing with the issue, was negotiated from February 1991 to May 1992 and opened for signature at the June 1992 UN Conference on Environment and Development … Read more DMPQ-United Nations Framework Convention on Climate change
The management of these energy sources involves slightly different perspectives than other resources. Coal and petroleum were formed from the degradation of bio-mass millions of years ago and hence these are resources that will be exhausted in the future no matter how carefully we use them. And then we would need to look for alternative … Read more DMPQ- Write an essay on the sustainable management of Coal and petroleum resources.
Thermal power plants are the major source of energy in India. Nearly 65% of energy production comes from thermal plants. The energy is generated through coal heating process and then running turbine. But the energy generation is not a eco friendly exercise. Thermal power plant affect the environment in following way: Air Pollution: Particulate … Read more DMPQ: How thermal power plants are detrimental to the environment?
GOA Air quality in Goa’s urban areas worsens in 2017-18 High density of vehicles, inadequate monitoring system for checking vehicular emission and operation of condemnable vehicles is contributing to the deterioration of the air quality in the state’s major towns and cities, sources said. The air quality index values compiled by Goa State Pollution Control Board … Read more 05.06.18 Goa(GoaPSC) Current Affairs
The Convention on the Conservation of Migratory Species of Wild Animals (also known as CMS or the Bonn Convention, not to be confused with the Bonn Agreement) aims to conserve terrestrial, marine and avian migratory species throughout their range. It is an intergovernmental treaty, concluded under the aegis of the United Nations Environment Programme, associated … Read more DMPQ:BONN Convention
India UK
UK-India Business Climate Leaders Group has been constituted. Comprising of leading CEOs the group will work on synergystic business for carbon reduction and joint work to evolve national emission reduction strategies.
FDI could be streamlined into low carbon initiatives.