Why Amazon Rainforest are Burning up?

Amazon Rainforest are the largest tropical rainforest in the world expanding upto 5.5 million square km. The forest is recently into controversy because of increasing number of wild fire which is impacting the environmental stability and causing huge plumes of smoke in the atmosphere. Its quite deplorable situation since the impact of this wild fire will increase the atmospheric temperature and is certainly expected to cause huge amount of catastrophe in the future. Can we do something? Yes Plant more and more trees!