Drought is hard to detect and cannot be prevented. It is different from other natural hazards, such as typhoons, hurricanes and tornadoes. The impacts of drought can be mitigated through careful planning and management process before or at the onset of the drought.Know More
Water conservation is one of the easiest ways to mitigate the impacts of drought. Simple everyday tasks, such as turning off the water while brushing teeth or using a glass to rinse afterwards, can help save gallons of water in a month.
On a larger scale, many businesses and cities use gray water to water larger land areas, such as parks and golf courses. Gray water is used water that is treated and cleaned.Learn more in Environmental Science
According to About.com, there are many causes for drought, but the most important one "relates to the amount of water vapor in the atmosphere, as this is what creates precipitation." Moist, low pressure systems tend to bring more rain, snow, sleet and hail, while dry high pressure systems lead to a lack of precipitation.Full Answer >
Put simply, droughts are caused by a prolonged depletion of precipitation in a certain ecosystem or climate over a long period of time. Unlike normal dry spells, droughts are so severe that they can thoroughly dry out vast expanses of land, like deserts. Droughts can be extraordinarily damaging and expensive to the people who live in the environments where they occur, especially in terms of the agricultural industry.Full Answer >
Droughts can occur anywhere on the planet, but they are most prevalent and long-lasting in arid climates. Areas of the globe that experience high humidity and precipitation can have droughts when rainfall totals taper off over a long period of time, but these droughts are usually temporary in nature.Full Answer >
All droughts are ultimately caused by a lack of precipitation. This reduced precipitation does not have to be local; areas that receive water from rivers, for example, can be affected by a lack of precipitation thousands of miles away.Full Answer >