This document is a summary of studies that dealt with aspects of malaria, hepatitis A, and other travel related diseases (dengue fever, rickettsial infections, influenza, and leptospirosis) in Swedish travellers. It aims to describe the epidemiology of imported infectious diseases in Sweden and...

This thesis is divided into six chapters that focus on the conservation management and conservation medicine of orangutan (Pongo pygmaeus morio) from Sabah, Malaysia. Topics discussed are the recent surveys in the forests of Ulu Segama Malua, Malaysia shows that orangutans can be maintained in...

The biological control of schistosomiasis using predator-prey interactions is the subject of this thesis. The main premise of this focus is the fact that schistosomiasis occurs among poor people in poor countries who have limited capacity to avoid contaminated water. Given this background this...

The main reason for government intervention in land markets is market failure. Open space is a non-market output or externality of farmland and, although it might be important to people, there is no actual market for the good as such. The Netherlands and the Province of British Columbia in Canada...

Despite its enormous potential, the tourism industry of Canada's Northwest Territories (NWT) faces some major challenges. Issues that are identified as hindering the development of tourism in the NWT include: seasonal problems with land transport infrastructure; a failure to promote cultural and...

Lyme Borreliosis (LB) is the most frequent tick-borne zoonosis in the Northern hemisphere, causing several health problems in the population of endemic areas. In this work, the density of Ixodes ricinus ticks and their infection with Borrelia burgdorferi sensu lato (s.l.) was examined in 12...

This study aimed to develop geographical information systems to examine the behaviour of tourists. To do this, the mutual relations between the physical, social and cultural features of the individual tourist were investigated. The influence of the environment, regions visited, time spent at a...

A compilation of dissertations listed in Dissertation Abstracts International Volumes 38 to 41. Keywords searched were airline, camping, hotel, leisure, parks, recreation, tourism, tourist, and travel.

This thesis is based on 5 publications, which are reprinted together with a 48-page overview of the entire study. Sandfly fever (SF) was studied among Swedish UN soldiers in Cyprus, Swedish tourists and indigenous Cypriots. 11 of 298 (4%) UN soldiers had a SF virus infection caused by the Sicilian...