THE LAST KEY CONCEPTS! 6.1.I.A – new modes of communication – including the Internet, radio communication, and cellular communication – and transportation reduced the problem of geographic distance. 6.1.I.C – Medical innovations, such as vaccines and antibiotics, increased the ability of humans to survive and live longer lives. 6.1.I.D – Energy technologies, including the use … Continue reading "Episode 33 – Globalization"