The issuance of a circular letter from the Malang City Education and Culture Office No. 42/15522/35.73.401/2020 regarding instructions for learning process to be carried out online until end Covid 19 emergency status. Various obstacles began arise in world education, information technology became vital need life at moment. era internet 2.0 is growing very rapidly, supported by emergence Corona ...

the county of khorram-abad enjoys a high potential for ecotourism because of its mountains, forests, natural mineral springs, natural waterfalls and diversity in folks and cultures. but, un-planned and uncontrolled ecotourism can have negative effects on environment, economy, culture and even the security of eco-tourists. the main purpose of this study is to present a fuzzy multi-criteria decis...