The 10 Most Common Childhood Illnesses. Your kid is bound to catch something this winter, so make sure you're ready. Get the lowdown on 10 common childhood illnessesâand tips for helping her recover faster. Knowing the common symptoms, and when your child needs to see a doctor, will help make this cold and flu season a manageable one. By Heather Gowen Walsh from Parents Magazine.
From Wikipedia, the free encyclopedia. The environmental impacts of irrigation relate to the changes in quantity and quality of soil and water as a result of irrigation and the effects on natural and social conditions in river basins and downstream of an irrigation scheme.
Dams are built all over the world to control floods, store water and for the generation of electricity. Until now some 800,000 dams have been constructed worldwide. However, many negative effects of large hydroelectric dams have come to light, slowing the progression of future dams. Farmers downstream who used to wait for the flooding of the fields to plant their seeds are affected. 2  Dams serve as a heat sink, and the water is hotter than the normal river water. 3  This warm water when released into the river downstream can affect animal life.