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PLANTS ENSURE HEALTHY LIVING ND PROSPERITY MARGOSA LUNUVILA ORCHID MEDICINAL V ECONOMIC 4/A V *I T H ECONOMIC AM° PAVATTA CINNAMON SX)ME RELEVANT DATA ABOUT PLANTS MEDICINAL AND ECONOMIC V A L U E S IN PLANTS DISTRIBUTION OF ENDEMIC PLANTS IN DIFFERENT CLIMATIC ZONES OF SRI LANKA. MEDICINAL V A L U E S Vadakaha Lunuvila Binthal Iriveriya ECONOMIC V A L U E S Timber Ebony Food - Jak Oil - Kekuna Fibre - Agave DISTRIBUTION OF MEDICINAL PLANTS CLIMATIC ZONE NUMBER OF MEDICINAL PLANTS Low Country Wet Zone 108 Low country Wet & montane Zone 40 Dry Zone 1 4 8 Dry & Wet Zones 1 8 9 Semi-Arid Zone 0 2 Dry Zone 2 5 Semi — Arid and Dry Zone 0 7 In every Climatic Zone MONTANE MONTANE AND LOW LOW COUNTRY COUNTRY WET WET DRY LOW COUNTRY SEMI-ARID WET AND DRY TOTAL 72 TREES ' 84 SHRUBS 46 32 156 82 17 15 17 5 306 2 2 0 HERBACEOUS 128 51 88 18 9 294 2 8 4 129 326 52 29 8 2 0 PLANT DIVERSITY IN A HECTARE OF LAND IN ASIA (Average number of species of Flowering Plants per 10,000 square kilo meters) 100 200 300 400 500 REASONS FOR EXTINCTION OF PLANTS (i) DEPLETION OF NATURAL FOREST SYSTEMS Year % of Forest Gross population Coverage i n millions 1900 75% 3.9 1956 44% 8.4 1986 24% 16.8 (ii) Collection of Plants for economic importance. Examples Orchids, Water plants, Medicinal plants (Hi) Environmental Pollution DISTRIBUTION OF F O R E S T S IN S R I LANKA ENDANGERED PLANTS • Kalumediriya • Kalukanda • Binkohomba * Suwanda SRI LANKA MALAYSIA VIETNAM BANGLADESH PHILIPPINES THAILAND INDONESIA INDIA CHINA JAFFNA MANNAR SCALES CHILLAW COLOMBO GALLE RINCOMALEE ATTICOLOA HAMBANTOTA FOR CONSERVATION Conserve Eco - Systems, Provide Awareness, Knowledge and understanding, Establish Protected Areas, Promote and Increase Research Programmes, Frame Laws, Rales and Reg n Unions for Conservation, Enforce Law and Abide hu such Laws. Published by the Central Environmental Authority Ministry of Transport Environment & Women's Affairs • • • f ADVICE AND GUIDANCE: NATIONAL STEERING COMMITTEE ON ENVIRONMENTAL EDUCATION AND SECONDARY EDUCATION SUB COMMITTEE ON ENVIRONMENTAL EDUCATION C E A. ASSISTANCE : NATIONAL INSTITUTE OF EDUCATION. SPONSORED BY : NORWEGIAN AGENCY FOR DEVELOPMENT CO-OPERATION (N0RAD) Art work: Prasanna Dharmatilaka i SIRI PRINTERS - C O L O M B O 10. 

Plants ensure healthy living and prosperity

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Central Environmental Authority Repository