Renewables Can’t Keep Up with the Growth in Coal Use Worldwide
An International Energy Agency report calls for more research, carbon price, to help renewables compete.
Energy
Cracking Rock to Get More from Geothermal Fields
An enhanced geothermal project fractures hot rocks at unproductive wells, an approach with low financial risk.
Better Computer Models Needed for Mega Wind Farms
Interactions between hundreds of wind turbines make power output difficult to predict.
Already Efficient, LED Lights Get Smarter
Digital convergence is rapidly coming to lighting as component makers pave the way for customizable, networked lamps.
Batteries: Cheapest Form of Grid Power?
Using a wind energy and expensive lithium-ion batteries, AES Energy Storage is making money by stabilizing the grid.
Last Year’s U.S. Drought Wasn’t Caused by Climate Change
Those advocating limits on greenhouse gases can’t count on the weather to make their argument.
First Solar Shines as the Solar Industry Falters
First Solar’s strong finances are helping fund innovation and drive down the cost of solar power.
Obama Wants Far More Money for Existing Technologies than for Developing New Ones
Does it make sense to spend so much on already commercialized technology?
LED Lights to Cut 60-Watt Bulb to Five Watts
Philips seeks to replace florescent tube light with an LED using technology planned for other types of bulbs.
Climate Change: The Moral Choices
The effects of global warming will persist for hundreds of years. What are our responsibilities and duties today to help safeguard the distant future? That is the question ethicists are now asking.
