Friday, July 15, 2011



              The    Amazon   and   Sinharaja               Rainforests             
                                         The amazon  rainforest  in south america is the world's largest tropical rainforest. It is several millions of square kilo-metres in extent. It covers some parts of brazil,bolivia,peru,equador,colombia,venezuela,guyna,surinam and french guyana.   01.annual rainfall 27mm.    02.some tree reach a height of 40 metres.    03. smaller tree and shrubs grow under them.    04.ferns and exotic wild orchids.   05.a wider variety of plants and animal life. 06.economically important plants. 07.brazil nuts,cocoa,pineapples,rubber  .08.over 250 species of trees. 09.over1500 species of birds.   10.3000 known species of fish. 11.30 million different insect species. 12. threats:   rapid population growth loggers cut down trees expansion of agricultural lands hunting  13. 10% of the amazon rainforest has been destroyed.

                                      The Sinharaja forest is the only undisturbed rainforest left in sri lanka.If these species of tree are allowed to get destroyed, the  world would  lose them altogether. So it is important that much effort is made to conserve this rich,valuable and fragile habitat.   The sinharaja rainforest is the largest rainforest reserve in sri lanka.In 1840 sinharaja became a crown property.In 1988 the sinharaja was made a national wilderness areaa. In 1989 UNESCO included the sinharaja forest in the world heritage of sri lanka. The sinharaja forest is home to many rare animale,birds,butterflies,insects,reptiles and trees. Ferns and mosses grow well as the climate is humid because of heavy rainfall.It is about 9000 hectares in extent.Many of the plants are very rare.Over 60% of the tree species are found only in the lowland wet zonr of sri lanka.If these species of tree are allowed to get destroyed, the  world would  lose them altogether. So it is important that much effort is made to conserve this rich,valuable and fragile habitat.   The sinharaja rainforest is the largest rainforest reserve in sri lanka.In 1840 sinharaja became a crown property.In 1988 the sinharaja was made a national wilderness areaa. In 1989 UNESCO included the sinharaja forest in the world heritage of sri lanka. The sinharaja forest is home to many rare animale,birds,butterflies,insects,reptiles and trees. Ferns and mosses grow well as the climate is humid because of heavy rainfall.The   vegetation      Vegetation means tree,shrubs,herbs and woody climbers. The average height of trees in the sinharaja varies between 35 to 40 metres. some trees are above 50 metres. The animals and the birds          Sinharaja  provides a habitat for animals. The plants provide them with food. There are large mammals as well as small ones living there. The purple faced monkeys can be observedeaily. They move about in groups. There are herbivores,carnivores as well as mixed feeders. The wild pig,the sambur, the mouse-deer and the barking-deer are some that you find in the sinharaja There is also evidence of the presence of the leopard. Among athers are the rusty spotted cat and the fishing cat. There are many other varieties of mammals.  It  is a beautiful forest..................