Global investment in cleaner energy sources has more than quadrupled over the last 10 years. But more is needed. The alternative could be pollution damage of several trillion dollars worldwide.
Power shortages are stalling African development. Private sector green power providers say renewables could close the energy gap – but better market conditions are essential.
Building a completely solar-powered town is a challenge, even in very sunny Florida. And not just for technical reasons. Getting average buyers to go green sometimes means having to compromise.
Uganda's power supply is bad. In many places electricity is so scarce that it is rationed. Some schools are looking for alternative energy sources.
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