(Cinet)- The international documentary film festival the 23rd is now hot debated surrounding the climate change. Through the debated topics, people participating in the film festivals could be aware of the relation between climate change and activities of people. Currently, there are many arguments surrounding solutions to cope with impacts causing by climate change. Some people say that, developing green energy industry is the leading priority towards international community, in which many people say that, it is necessary to work out urgent solutions to decrease the quantity of CO2. As schedule, the film festival in this time will last until the end of 28 November .