Context: Public policy and political leadership helps to "level the playing field" and drive the wider acceptance of renewable energy technologies. Countries such as Germany, Denmark, and Spain have led the way in implementing innovative policies which has driven most of the growth over the past decade. As of 2014, Germany has a commitment to the "Energiewende" transition to a sustainable energy economy, and Denmark has a commitment to 100% renewable energy by 2050. There are now 144 countries with renewable energy policy targets.

Question: What drives the wider acceptance of renewable energy technologies?
Answer: Public policy and political leadership

Question: Denmark has a committment to 100 percent renewable energy by what year?
Answer: 2050

Question: How many countries now have renewable energy policies?
Answer: 144

Question: What drives the smaller acceptance of renewable energy technologies?
Answer: Unanswerable

Question: Denmark has a committment to 50 percent renewable energy by what year?
Answer: Unanswerable

Question:  How many countries don't have renewable energy policies?
Answer: Unanswerable

Question: What will Denmark do in 2055?
Answer: Unanswerable