A new online game developed by the US Navy creates a platform for older kids to contribute ideas on how the military can lessen its dependence on oil, supplementing its current research on energy security.
It's home-grown, plentiful, and touted as the best way to wean the US off Mideast oil. But there are limits to how far the US can tilt toward a natural gas economy.
Three startup companies led by prominent scientists are working on new technologies to remove carbon dioxide (CO2) from the atmosphere. The scientific community is skeptical, but these entrepreneurs believe removing CO2 can eventually be profitable and help cool the planet.
In three months deep water drilling is set to begin in Cuban waters in the Gulf of Mexico, but the US embargo on Cuba could spell catastrophe should a repeat of the Deepwater Horizon spill occur.
Environmentalists say President Obama is dropping a plan to set new air-quality standards with one eye on on the presidential election. The administration says it is waiting for more research.
First US fuel efficiency rules for heavy-duty trucks, unveiled Tuesday, are embraced by trucking firms, manufacturers, and environmentalists. They'll cut fuel consumption and carbon emissions.