Biology vs. Ðnvironment. Biology vs. Ðnvironment. Just like any other mood disorder, depression is a complex issue that involves both biological and environmental factors. Some of us are born with a predisposition to depression, while others end up feeling depressed after a bad experience. Discover 37 more articles on this topic.
Language. Arabic is the official language of Dubai, although English is widely spoken and is standard within the business community. Road signs, restaurant menus, maps, guides, currency, websites, and more are written in both languages.anguage. Arabic is the official language of Dubai, although English is widely spoken and is standard within the business community. Road signs, restaurant menus, maps, guides, currency, websites, and more are written in both languages.
The five best languages to learn for business. Spoken in Brazil and parts of Europe and Africa, Portuguese is one of the best languages to learn for business. 5. While Portuguese may not seem like the next growth language, it is the official language of Brazilâs growing 200 million-strong population.