Now most of the references concerned on the tourism climate are about the appraisement of tourism climate resources and the foundation and application of comfortable index system of tourism climate.

Then the weakness of the city′s tourism climate was analyzed.

By analyzing the comfort index of the tourism climate in Pu yang, we conclude that in April,May,September and October,the comfort indexes are between +1 and-1(warm-cool) and the wind efficiency indexes are between-a and-b(warm–comfort wind),so the four months are suitable for tourist season, among which October is the best.

The author begins with the analysis of the background of "migrant" tourism,then explains the four characteristics of "migrant" tourism,and at last discusses the trends of the "Migrant" tourism.

With the changes of consumption concept and of the life-style for the aged in China,"migrant" tourism has recently become a new popular travel model in the Chinese tourism market and it will be an attraction for the oldster tourism in future.

In order to make it land automatically and safely,a novel method of UAV automatic landing s guidance in all weather is proposed based on the cooperative object that is controlled to radiate infrared on the landing runway(highway or square available) and infrared computer vision.