EXPO2020 Expo 2020 in Dubai will be one of the most important events in the world.lndeed ,it will have many benefits to the environment and the UAE.ln this essay,l will discuss its importance to the UAE and to the environment.ln the first place,EXPO2020 will bring many benefits to the environment. Energy trees will be used for the first time.These trees will be able to take energy from the sun and add power to the whole buildings of EXPO.Finally,everyone in EXPO 2020 will have the chance to take part in discussions about global challenges and try to find solutions.