According to Wikipedia, the Earth receives 174 petawatts (PW) of incoming solar radiation (insolation) at the upper atmosphere.[1] Approximately 30% is reflected back to space while the rest is absorbed by clouds, oceans and land masses. The spectrum of solar light at the Earth’s surface is mostly spread across the visible and near-infrared ranges with [...]

Ecopreneur is looking to back renewable energy companies who are at the start-up phase or who are a sustainable business looking to expand. Key to being successful as a start-up or an expanding established business is the ability to keep cash flow positive, and the ability to master the art of effective marketing. Ecopreneur is [...]

CHICAGO (Reuters) – A new type of reflective coating can make solar panels far more efficient, soaking up nearly all available sunlight from nearly any angle, U.S. researchers said on Monday. Current solar panels — which convert energy from the sun into electricity — absorb only about two-thirds of available sunlight. But surfaces treated with [...]

Dell is doing it again, this time on-site, with a series of solar trees that will not only help power it’s headquarters in Round Rock, Texas, but also serve to charge electric vehicles parked there. Of course, there aren’t currently any electric vehicles parking in the Dell lot, but hopefully that will change in the [...]

This may seem a bit obvious if you live in what sometimes seems like the green bubble, but a new survey by Kelton Research, done at the behest of Schott Solar and the Solar Energy Industry Association, shows that 92% of US citizens think it’s important that the nation develop and use solar power. What’s [...]