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Current Trends & Issues Computers • • • Invented in the 1940s Filled a room, had own cooling system Invention of transistors and silicon chips made them smaller, faster Internet Started in the 1960s Eventually used telephone lines Explosion of internet usage in 1990s Worldwide usage went from 26 million (1995) to 600 million in 2002 Cell phones First cell phone call made in 1973 Cell phones available to public in 1980s By 1987, over 1 million cell phone subscribers Today, an estimated 4 billion cell phone subscribers. Etcetera Other recent developments: ipod pda ebay MySpace YouTube Twitter Facebook Google Amazon Bing ereaders Yahoo! pinterest skype instagram hulu tumblr netflix blog redbox snapchat pandora vine formspring Spotify vsco Environmental Issues •Pollution •Factory emissions •Vehicle exhaust •Insecticides •Chemicals •Landfills •Sustainable Development (Sust. Growth) •economic growth while preserving environment Population pressures • Extreme population density can result in poverty, food scarcity, disease, etc. Other challenges • • • • • Global warming Deforestation Overgrazing Scarcity of resources … and more Health Issues • • • • MRIs, lasers, precision instruments help doctors save lives. New technology allows for “cloning” - very controversial. Genetic engineering = changing genetic code of something artificially About 25 million people have died from AIDS, and 40 million live with HIV. 70% of those with HIV or AIDS live in Sub-Saharan Africa. Worldwide Economics • • • After WWII, technology changed economies in the world. Developed nation – has industrialization, transportation, and business facilities. Emerging nation – still in the process of becoming industrialized. Globalization • Globalization • economies, societies, and cultures connected through communication, transportation, and trade • Multination company • operates in several countries around the world • World Trade Organization • helps supervise and negotiate trade agreements between countries • NAFTA –North American Free Trade Agreement • promotes free trade between US, Canada, Mexico • European Union (EU) • Economic & political union of 27 European countries International Organizations • • United Nations – created to help countries overcome problems and avoid war. Red Cross/Crescent – founded to preserve and save life. Sends relief assistance in emergencies.