Water Resources Management

Water Resources Management

Water ResourcesĀ  Management Water is essential for socio-economic development and for maintaining healthy ecosystems. Properly managed water resources are a critical component of growth, poverty reduction and equity. The livelihoods of the poorest are critically associated with access to water services. Energy demand will more than double in poor and emerging economies in the next … Read more

Water Security Under Uncertainity Conditions

Water Security Under Uncertainity Conditions

Water Security Under Uncertainity Conditions Why It Is Needed Water is essential for life. People, animals, and plants all need water to live and to grow. If people do not have enough water for their daily needs, they face hardship and serious illnesses. And if the available water is not safeĀ  because it is contaminated … Read more

HOW To Improve Irrigation Efficiency

improve irrigation efficiency

HOW To Improve Irrigation Efficiency Why is it important to improve on-farm irrigation efficiency? Around 20% water delivered is lost in distribution channels, 60% of water used for irrigation is applied using high volume, gravity irrigation methods, that is around 10-15% of water applied to crop is lost through over watering.Return from crops can be … Read more

Sprinkler Irrigation | Sprinkler Irrigation PPT | Types | Suitable Soils

Sprinkler Irrigation Introduction Sprinkler Irrigation is a method of applying irrigation water which is similar to rainfall. Pressurized irrigation through devices called sprinklers. Sprinklers are usually located on pipes called laterals. Suitable slopes Sprinkler irrigation is adaptable to any farmable slope, whether uniform or undulating. Suitable soil Sprinklers are best suited to sandy soils with … Read more

Use & Application Of Oxygen Isotopes In Ground Water Studies

Biological Oxygen Demand (BOD)

Use & Application Of Oxygen Isotopes In Ground Water Studies Introduction Naturally occurring oxygen is composed of three stableĀ isotopesĀ 16O,Ā 17O, andĀ 18O. 16O being the most abundant (99.762% natural abundance) Known oxygen isotopes range inĀ mass numberĀ from 12 to 24. 16O is a primary isotope whileĀ 17OĀ andĀ 18OĀ are secondary isotopes Stable oxygen is used in ground water studies to investigate … Read more

Environmental Impacts Of Water Resource Projects and Transpiration

env_impac_dam

Environmental Impacts Of Water Resource Projects and Transpiration – Introduction 76%of total water is used by agriculture, 6.2% by power generation, 5.7% by the industries. Impacts of W.R.P. on the environment are quite diverse. The diversity may be due to varieties of resources and associated transformation of these resources. These impacts may be political, social, … Read more

Well Yield | Determination of well yield | Designing of a well

Well yield

Well Yield – Introduction Well is a man made formation having structures which permits appreciable amount of water to move through them under ordinary conditions. 3 types of sources that a well get water from:- Unconfined Aquifer have water table as upper surface of zone of saturation Confined Aquifer have water confined by an impermeable … Read more

Natural And Artificial Tracers In Ground Water

Tracers in water

Natural And Artificial Tracers In Ground Water Introduction •The fundamental idea of the tracer technique is simple and clear. •water is ā€œmarkedā€ with the aid of a tracer and its propagation is followed. •it has useful means in almost all fields of applied hydrology and hydrogeology.(groundwater, rivers, lakes, glaciers, etc.) Groundwater tracing Groundwater tracers include … Read more

Lake Restoration

Lake restoration

Lake Restoration Introduction Lake is a very general term used for any standing water, generally large enough in area and depth, but irrespective of its hydrology, ecology, and other characteristics.Ā  These water bodies are used primarily for drinking water supplies, irrigation and/or recreation. Functions of Lakes •Lakes are majorly for storage of water. •Most riverine … Read more