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SO 2, NO, NO 2 H2O2H2O2 + HO 2 + SO 2 H 2 SO 4 O2O2 HO 2 + CO, O 2 CO 2 + NO NO 2 HO. + SO 2, O 2 SO 3 + H 2 O SO 4 particles + NO 2 HNO 3 + H 2 O O O3O3.

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Presentation on theme: "SO 2, NO, NO 2 H2O2H2O2 + HO 2 + SO 2 H 2 SO 4 O2O2 HO 2 + CO, O 2 CO 2 + NO NO 2 HO. + SO 2, O 2 SO 3 + H 2 O SO 4 particles + NO 2 HNO 3 + H 2 O O O3O3."— Presentation transcript:

1 SO 2, NO, NO 2 H2O2H2O2 + HO 2 + SO 2 H 2 SO 4 O2O2 HO 2 + CO, O 2 CO 2 + NO NO 2 HO. + SO 2, O 2 SO 3 + H 2 O SO 4 particles + NO 2 HNO 3 + H 2 O O O3O3 H 2 SO 4 dry deposition wet deposition NH 3, HYDROCARBONS, HEAVY METALS, CARBON PARTICLES, SOIL DUST

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3 Response of water organisms to pH decrease in running waters 7,57,06,56,0 5,55,04,5 4,03,5 xx Death of Crustaceans, Molluscs Death of salmons, trouts, Arctic charr Death of sensitive insects and animal plankton Death of grayling Death of perch and luce Death of eel and trouts Life is possible for sensitive insects, part of animal and vegetal plankton Increase of Vellutella bianca Damage begins when pH is less than 6.5 Most of species disappear when pH is less than 5 Source: Report of the Swedish Ministry of Agriculture

4 SOURCES AND EFFECTS OF HEAVY METALS INPUT OF HEAVY METALS Decomposition of geological material Natural emissions Industrial activities Car traffic Mineral fertilizers Organic manure Sewage, sludge and compost Pesticides Industrial activities Agriculture TOXICITY FOR HUMANS ANIMALS AND CROPS Air pollution Soil pollution Water pollution Residues in plants

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6 Deposizione di solfati non marini ( g S /m 2 /y )

7 Non marine Sulphate deposition ( g S /m 2 /y )

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10 Azoto totale nelle deposizioni (g N /m 2 /y )

11 Total nitrogen in the deposition (g N /m 2 /y )

12 Source: Europen Commission, 1999

13 Fonte: AEA, 2000 % di ecosistemi con deposizione superiore al rispettivo carico critico Deposizioni acidificanti ed eutrofizzanti: danno agli ecosistemi

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15 Percentage of alpine lakes sensitive to acidification

16 Percentuale di laghi alpini sensibili allacidificazione

17 UNECE and EU current and planned emission reduction targets regarding acidification and eutrophication


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