校内禁止骑电动摩托的原因?用英语翻译

The reason why students are prohibited from motorcycling inside school
1.Many drivers do not obey regulation.People lack adequate awareness of the seriousness of personnel security & traffic safety.
2.air pollution and noise pollution
3.parking space
4.There are more motorcycles than the streets or roads inside school can accommodate.So as a result,more and wider roads should be laid down to relieve the traffic congestion while as a matter of fact,the construction of new roads is very slow which may to a certain extent influence people's daily life.