The fact that we live in a new era of informational civilization compels us to fulfil new requirements also in the area of transportation and motorization. The paper deals with the problems of the cars of the first years of our century. Basic assumptions for the concepts of such cars are as follows: alternative forms of personal transportation are inevitable, cars must be environment friendly and friendly for human beings, and general design concept of the cars will not be changed. Some examples of such vehicles are presented using the concept of ultra light automobiles described by Q .R. Riley. The paper also describes "zero emission" cars and there are mentioned ideas of the vehicles with engines which are yet known in the sphere of science-fiction only. Design requirements for construction of future cars, ideas on construction of cars of the future as well as requirements which should realize motor vehicles friendly to humans and the environment, example solutions of various technical nature which can contribute to fulfilment of requirements imposed on SPNS and the proposal according to the author (R. Q. Riley) of Alternative cars in the 21st Century [3] are represented in the paper.
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