In some instances, an area may experience more than 250 mm of precipitation annually, but is considered a desert climate because the region loses more water via evapotranspiration than falls as precipitation (Tucson, Arizona and Alice Springs, Northern Territory are examples of this).
In contrast, 1  TED-style talks are personal. The only reason to give a TED talk is that you feel passionately about something, and your sense of purpose creates an energy boost for both you and your audience. 2  TED talks often take us on a journey.
What is TED? TED believes passionately that ideas have the power to change attitudes, lives, and ultimately, the world. This underlying philosophy is the driving force behind all of TEDâs endeavors, including the TED Conferences, TEDx, TED Books, the TED Fellows Program, and the TED Open Translation Project.