Gunnar Jacks living in Sweden a retired professional been in the Chemistry industry for more than 50 years , As a professor emeritus at KTH (Royal Inst. of Technology) his role was mainly to access students , handles different projects , doing this full time. Gunnar deals with Soil and water chemistry. Has lately been engaged in problems with arsenic pollution in groundwater in India, Bangladesh and Sweden. Acid mine drainage and acid sulphate soils in Finland, Sweden and Vietnam. Has been working on excess fluoride in groundwater in India and has a review publications on the issue in print. Groundwater recharge and artificial recharge. Wetland hydrology and hydrochemistry. Gunnar is fluent in Swedish, English, Spanish, a little French German and Turkish. Gunnar has published 30 papers in reviewed journals during the last 5 years and has had 31 presentations at international conferences during the last 5 years. Has been member of scientific committees at Royal Academi of Forestry and Agriculture, at Natural Science Council and Swedish Environmental Board. Presently reviewer of applications to Norwegian Science Council. Has during the last five years been reviewing Ph D theses from India, Sri Lanka and Ghana. Gunnar at this point in his career would love to share his experiences and knowledge with others whether is is worldwide or in Sweden , seeking to network professional. Gunnar bases all his success on his passion for what he does and his good subjects. With in the next five years Gunnar is looking to stay healthy , remain successful with all his ambition and drive.