Winter snow is a familiar phenomenon in the United Kingdom. Unusually, the country is experiencing heavy snow fall in the last few years consequent to climate changes. Global warming is a universal factor that influences climate changes through out the world. Unprecedented weather conditions like heavy snowfalls are becoming frequent. Scientists are constantly warning people against ozone depletion and carbon dioxide emissions which cause irreversible damages to the environment. Severe snowfalls in the United Kingdom which disrupt the normal life are not isolated occurrences in the world. In many parts of the world disastrous effects of climate change cause hardships to the people. Draughts, floods and snowfalls affect the normal lives in many countries.
Heavy snowfalls that occurred recently in United Kingdom caused severe traffic chaos among other problems. Winter storms and heavy rains added more woes apart from the snowfalls which at times exceeded 8 inches. Snowploughs were utilized to clear the roads and to maintain smooth flow of traffic. In many places in the main high ways stranded motorists had to abandon their vehicles after efforts to defrost the windscreens failed. Many were rescued by emergency service personnels who also rendered first aid to the injured people.
Sat Nav equipments played remarkable roles to help the people in such situations. With its characteristics like speed and precision, navigation devices offered the motorists valuable information about latest weather conditions, traffic density, snow fall patterns and road blocks. GPS enabled Sat Nav, either portable or integrated to the vehicle could collect data and provide them to the drivers on display screens much to their relief and convenience. Pre-loaded maps enable them to identify routes to be followed in case of heavy snow fall. With the help of sat nav devices, the motorists could safely manoeuvre through, despite adverse weather conditions created by unexpected avalanches.
Such effective roles of Sat Nav are substantial contributions to the socio economic lives of the people. Adverse weather conditions very often result in twenty percent or more absentees in workplaces during severe winters. Constant loss of productivity is a matter of concern for all stake holders. Sat Nav devices with their ability to forecast speed of traffic ahead and rate of snowfalls could help the people to commute up and down the workplace even under worst weather conditions. The authorities could re-schedule the road and rail traffic to make use of best routes and timings on the basis of Sat Nav forecasts. Satellite based navigation become a boon in such crucial periods. Disruptions caused to the normal lives could be minimized.
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