Reeling from acute shortages of reliable electricity, Pakistan needs solar energy.
At 206 megawatts, solar panels track the sun, bringing clean electricity to 72,000 homes in the San Diego area.
Bangladesh is adding 80,000 solar systems every month, and a new program will bring solar to refugee camps.
Stretching over 2400 acres near Phoenix, Aqua Caliente will power 230,000 homes.
Thanks to the utility's feed-in law, no further subsidies were needed for the first solar farm on an active superfund site.
As some of the biggest solar projects in the world continue to come online in the US West, the trend is shifting toward smaller rooftop systems.
And that's just in the leading countries - 4300 projects.
NYC chose SunEdison to build its largest solar system on top of what used to be its largest landfill, Freshkills.
The 250 megawatt California Valley Solar Ranch is now producing energy.
GM's goal is to have 60 MW of rooftop solar by 2015.