Cars
-
Are electric cars more environmentally friendly? It depends where you drive them.
•
The boom in electric car sales, enhanced by federal subsidies, does not reflect the fact that, in some cases, powering those cars produces more emissions than powering conventional cars. The characteristics of each state and regional mode of electricity generation should be considered in designing a subsidy (or tax) scheme.
-
-
Reinventing the Internal Combustion Engine
•
Engineers can squeeze more efficiency gains from the old standby, if only policy would inspire them to.
-
The Car, the Refrigerator, and the World’s Booming Demand for Energy
•
The world is flat. Almost. But not quite.