Activists in India have been hospitalized or even killed as they tap the 2005 freedom of information act to expose government corruption.
Hybrid businesses enlist nonprofit strategies as well to achieve selfless goals.
With enough investment, geothermal power could satisfy 10 percent of the US energy diet, energy experts say.
The money comes from Google's RE<C initiative, which seeks to develop renewable energy sources that are cheaper than electricity produced from coal.
Google's philanthropy arm, Google.org, announced that it is investing $2.75 million in electric vehiclemaker Aptera and batterymaker ActaCell.