Source: Oil Price, by Nick Cunningham
In this age of rising greenhouse gas emissions, everyone is looking for ways to scale up clean energy and cut back on fossil fuels. That typically involves the usual approaches: solar, wind, nuclear power, and hydropower.
But what if there are other technologies out there that could take a bite out of fossil fuels? There almost certainly will not be one silver bullet, but in the future there could potentially be a much broader portfolio of clean tech than just solar and wind.
Here are five technologies that may be a few years away (in some cases, many years away), but hold some promise of one day providing a significant source of pollution-free energy.
1. Tidal and wave power.