BEIJING, July 11, 2016 (Xinhua) -- Wu Ji (C), director of the National Space Science Center under Chinese Academy of Sciences, watches former President of Institute of Electrical and Electronics Engineers (IEEE) Howard Michel delivering a speech at the International Geoscience And Remote Sensing Symposium (IGARSS) held in Beijing, China, July 11, 2016. With the theme "Advancing the Understanding of Our Living Planet", the IGARSS 2016 in Beijing invited more than 1,800 scholars from 65 countries and regions. (Xinhua/Jin Liwang)