¿Why are trees so important? If we all plant some 10,0000 trees each we can prevent climate catastrophe, regenerate lost soils, increase biodiversity and preserve vital ecosystems & cycles. Trees are the biggest and oldest living beings on Earth. But around 75% of the ancient forest are vanished for human action. So it's urgent for us to know and understand trees, how to plant them, how to care for them,how to return them to their most important place in nature.In this class we will learn about tree biology and tree functions as well as their influence in our culture.