The felling of trees its a big problem. The when people cut the trees, they don´t think in waht happen in a future not far away.
  The trees give us oxygen, we need it take carfull with them because if we felling all the trees we don´t have oxygen and we need it for live so if we wasted, we are kill ourselves.
  To avoid this, the Keren Kayemet of Israel its a Organization No Governamental how his function is help that not happen in a future.

      How do they do?
The KKL work in planting and have de mantenimient of the forest, they planting 3000 trees approximately per year. One of the main objetives of KKL it´s the afforestation of trees in the state of Israel.
   The importance who have the trees in the produccion of oxygen, the conservation of land and the continuation of the live in our world, depends of us.