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.
The effect of a dam and its reservoir on flow regimes depends on both the storage capacity of the reservoir relative to the volume of river flow and the way the dam is operated. The most common attribute of flow regulation is a decrease in the magnitude of flood peaks and an increase in low flows.
Instead, the future of hydroelectric power in the United States will likely involve increased capacity at current dams and new run-of-the-river projects. There are environmental impacts at both types of plants. 1  Learn more: How Hydroelectric Energy Works.or example, though there are a variety of methods to minimize the impact (including fish ladders and in-take screens), fish and other organisms can be injured and killed by turbine blades. Apart from direct contact, there can also be wildlife impacts both within the dammed reservoirs and downstream from the facility.