Popular Articles
- “solar has the potential to supply 90% of grid power”
- Solar cell efficiency hits a new record
- California launches first solar in 20 years
- Selling a house? make it green before you put it on the market
- Financial Bailout Brings Green Energy Benefits
- solar energy system costs have been dropping
- Green technology still a draw
06
Nov
2008
Solar cell efficiency hits a new record
Posted by admin as Solar
The University of New South Wales’ ARC Photovoltaic Centre of Excellence has reported the first silicon solar cell to achieve the milestone of 25 per cent efficiency.
The UNSW ARC Photovoltaic Centre of Excellence already held the world record of 24.7 per cent for silicon solar cell efficiency. Now a revision of the international standard by [...]
15
May
2008
State laws make it easier to install solar panels and wind turbines at your home
Posted by admin as Solar, Wind Power
States eager to promote renewable energy are increasingly passing laws that allow homeowners to overcome local opposition to home solar panels and wind turbines.
Since 2005, eight states — including four last year — have enacted laws to abolish stringent rules imposed by some homeowners associations and local agencies on residents who want to power their [...]