Promo for PBS series e2 energy narrated by Morgan Freeman. This episode is the fourth in the series and titled "Growing Energy." Show is set to begin airing Fall '07. Check local listing for details, or visit our website at http://www.pbs.org/designe2/ In response to the oil crisis of the 1970s, Brazil created a domestic ethanol industry that is now thriving on all levels, from production, to distribution at gas stations, to nationwide adoption of flex-fuel cars. The episode examines what we can learn from Brazil's extraordinary success with ethanol, and whether other countries could follow suit.