| | PROGRESS REPORTS ON CADMIUM, MERCURY, COPPER AND ZINC |
| | 1,15 | | MB |
| | 131 | | stron |
| | 3792 | | ID | Helsinki Commission |
| | 1997 | | rok |
| | CONTENTS |
| | PREFACE |
| | I PROGRESS REPORT ON CADMIUM;- prepared by Sweden |
| | 1. INPUT OF CADMIUM TO THE BALTIC SEA 2 |
| | 1.1 Airborne load2 |
| | 1.2 River load 3 |
| | 1.3 Direct discharges3 |
| | CADMIUM IN THE AQUATIC ENVIRONMENT |
| | Concentrations in the water . |
| | Concentrations in plankton and particulate matter |
| | Concentrations in the sediments . |
| | Biological availability . |
| | Concentrations in the biota . |
| | Indications of toxic effects in the Baltic. |
| | Cadmium in human food and in man |
| | USES AND EMISSIONS OF CADMIUM . |
| | The use of cadmium |
| | Emissions of cadmium |
| | Methods for reducing cadmium emissions |
| | National standards |
| | PROPOSALS FOR FURTHER ACTIONS . |
| | Actions reported by the Contracting Parties . |
| | Summary and Lead Country recommendations as by May 1983 |
| | Comments on the first progress report . |
| | Proposed recommendations (WGS 1984) . |
| | REFERENCES |
| | II PROGRESS REPORT ON MERCURY prepared by the Union of Soviet Socialist Republics |
| | 1. INTRODUCTION 71 |
| | MERCURY IN THE ENVIRONMENT OF THE BALTIC SEA |
| | Mercury in the environment and the toxicity of mercury compounds |
| | Mercury in the water |
| | Mercury in the hydrobionts |
| | Mercury in the bottom sediments |
| | PRODUCTION AND USE OF MERCURY AND SOURCES OF MERCURY POLLUTION |
| | Production and use of mercuryI. |
| | Sources of mercury pollution |
| | National requirements for discharges . |
| | Environmental quality standards |
| | Proposals concerning reduction of mercury emissions to the environment |
| | 3.5.1 Measures applied in the Baltic Sea States for reducing mercury emissions to the environment |
| | |
| | 3.5.2 Proposals for measures aimed at the reduction of discharges of mercury.... W. |
| | 4. INSERTION OF MERCURY TO ANNEX 1 OF HELSINKI CONVENTION.. |
| | 5. REFERENCES. |
| | III PROGRESS REPORT ON COPPER AND ZINC; prepared by the German Democratic Republic |
| | GENERAL. |
| | COPPER AND ZINC IN THE MARINE ENVIRONMENT. . |
| | NATIONAL QUALITY STANDARDS FOR ENVIRONMENT. |
| | DISCHARGE OF COPPER AND ZINC INTO THE MARINE ENVIRONMENT |
| | MONITORING OF COPPER AND ZINC DISCHARGED INTO MARINE ENVIRONMENT . |
| | RECOMMENDATIONS FOR LIMITATION OF DISCHARGES OF COPPER AND ZINC |
| | REFERENCES |
| | IV HELCOM RECOMMENDATIONS CONCERNING Cadmium and Mercury, adopted by the |
| | Helsinki Commission ._ 114 |
| | V BALTIC SEA ENVIRONMENT PROCEEDINGS .I. 121 |