1. Overview of environmental activities of Estonian group Kadi Rammul, Tartu Tamme Gymnasium (High School)

2. Estonian Comenius group There is 13 students from class 11.B in our group. This class studies more nature sciences than parallel classes. We also have to solve all sorts of practical problems of botany, zoology, ecology etc. 10.A class of humanities study more languages and social sciences.

3. Some facts about Estonia About 1 450 000 inhabitants; 45 000 square km territory, 80 km to Finland - just to give an example; Nationalities: ~28% Russians, ~65 % Estonians Estonian as an example of Fenno-Ugric languages. Ca 2000 islands; 1918-1940 and since 1990 as an independent Republic.

4. Some facts about Tartu founded year 1030 (written evidences); less than 100 000 inhabitants; The biggest University in Estonia (about 15000 students), founded 1632. The river Emajõgi divides the city.

5. Our field work - water quality of the river Emajõgi, slide 1 General description of area investigated length of the river is 100 km width of the river: 40-100 m Distances to the outlet, 1. sample spot: 49 km, 2. sample spot 46 km. Samples taken before and after the city.

6. Our field work - water quality of the river Emajõgi, slide 2 As an example: Most frequent plant species are different Carex species, Equisetaceae, Typhaceae and Potamogetonaceae etc. Fauna: Hemiptera, Chironomidae, Bivalvia, Hirundinae, Gastropoda, Arachnida.

7. Our field work - water quality of the river Emajõgi, slide 3 Results of chemical analyses: Phosphate 3mg/l, Nitrate 5 mg/l, Ammonium 3,0 mg/l. These results showed quite a low level of organic compounds in the river water. General features: bottom material - silt, flat slopes, depth 3-4m, water speed, 30 cm/s.

8. Topics for our mini-groups Water quality of the river; Industry in the city; Waste management in the city; Web-masters; Environmental drama (class of humanities) Nature in the literature (---”---)

9. Water quality of the river Hydrological observations in Tartu are carried out since 1867 Official monitoring of river water (by state institutions); We try to find out the current situation of the river water and also try to find data concerning water quality in the past.

10. Industry in the city The biggest industry enterprises are: meat- factory which was founded in 1927, milk factory, yeast factory bakery and brewery; Their production? Residue (remains) of production and their chemical description; Its influences to river.

11. Waste management in the city & Web-masters. Firms which deal with waste; Sorting and recycling garbage; Dumps now and in the past; Water cleaning plant; Webmasters - designing the project webpages.

12. Human and the nature Environmental drama; Expressing yourself through the senses; Social drama. National religions - i.e. fairies, slang, witches, holy trees, stones and places; Nature and natural phenomena in the literature. http://www.tamme.tartu.ee/ http://www.tamme.tartu.ee/emajogi/