Management and Sus Arid Semi Arid T Eco

Question 1

Sustainable Development

Answer 1

socioeconomic progress that meets needs of current population without harming the ability of future generations to meet their needs

Question 2

Gravity Irrigation

Answer 2

uses series of channels and ditches to move water by gravity

flood or basin irri systems usually divert water from a river through canals and flood the whole field

Rice paddies

Question 3

Spray Irrigation

Answer 3

delivers water to a large area in a way that sprays or sprinkles water to mimic rainfall

water can be lifted to surface through variety of human or animal powered tech or more modern pump systems

Question 4

Drip irrigation

Answer 4

delivers via pipes to individual plants
holes in pipe placed next to plant - water directly to plant

Help reduce water loss by evaporation or leakage