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Forests - ecosystems or green gold? <br>The forest is a basis for the existence of many organisms. Forest of The <br>protects the Earth from erosion, evaporation Prevents ~ in the this way IT feeds <br>the Rivers and Serves home for animals. Forest is not only trees. The Under <br>a branches of trees Higher trees there are lower and the then - grass, mushrooms, <br>etc. In this way the density of organisms and its diversity is very high. <br>Forests are often called 'the lungs of the planet'. <br> we the know of As, the when <br>man of He Breathes air Consumes the Containing oxygen and air Gives out <br>the Containing carbonic gas. So the amount of carbonic gas increases. The this <br>gas is educed Also in the process of buming. But there is a way back.<br>During the photosynthesis carbonic gas tums into oxygen . The Forests's It <br>That do the main part of work tuming CO2 into 0 2 This Explains Their • <br>name 'the lungs ofthe planet'. <br>A His activity man with In timber needed for building and warming up a His home <br>and fields for crops Growing. For why's That the hundreds of Centuries Forests <br>Were Disappearing and Ecological balance being of WAS changed. <br>For the first civilisations of people it was difficult to realise the possile <br>danger. The palaeontologists found! Recently named scope out Ecological Crises That <br>Happened in ancient Times. Tribes ofthe ofthe the One South American lndians <br>- Anasasi - ITS PLACE abruptly left of the living with Roads and irrigation<br>systems around 1200 AD. because they happened lt destroyed forests had <br>so violently that the latter did not replenish on the devastated areas. Similar <br>prolems appeared in the 20th century. WAS only difference of The That <br>people the Started thinking over the situation The. That's when ecology appeared. <br>lt's extremely important to take care offorests . Destroyed forest is ifthe <br>Because of commercial interests, there will of Le water and the little erosion <br>will of start on the Slopes. Thus, the productivity of planes will decrease . <br>This shows how important forests are. The sake of for life: on the Earth <br>there a must Le large areas of natural ecosystems. <br>Our country does much to preserve forests. In 1942 the so-called<br>'forests ofthe first group' were created . lt is illegal to cut them. For Still, much <br>the depends on the people. Because of them forest fires take place.
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